| East | W | L | Pct | GB |
| NY Yankees | 103 | 59 | .636 | -- |
| Boston | 95 | 67 | .586 | 8.0 |
| Tampa Bay | 84 | 78 | .519 | 19.0 |
| Toronto | 75 | 87 | .463 | 28.0 |
| Baltimore | 64 | 98 | .395 | 39.0 |
| Date | Pitcher | Hand | Age | Game Result | Opp | GS# | Career | Dec | IP | H | R | ER | HR | BB | SO | Pit | Bal | Str | Str% | W-L | ERA | WHIP |
| 2009-04-06 | C.C. Sabathia | L | 29 | L 5-10 | @ BAL | 1 | 255 | L | 4.1 | 8 | 6 | 6 | 0 | 5 | 0 | 105 | 52 | 53 | 50% | 0-1 | 13.50 | 3.25 |
| 2009-04-08 | Chien-Ming Wang | R | 29 | L 5-7 | @ BAL | 1 | 96 | L | 3.2 | 9 | 7 | 7 | 1 | 3 | 0 | 78 | 36 | 42 | 54% | 0-1 | 15.75 | 3.00 |
| 2009-04-09 | A.J. Burnett | R | 32 | W 11-2 | @ BAL | 1 | 212 | W | 5.1 | 7 | 2 | 2 | 1 | 1 | 6 | 103 | 43 | 60 | 58% | 1-0 | 3.60 | 1.60 |
| 2009-04-10 | Andy Pettitte | L | 37 | W 4-1 | @ KCA | 1 | 427 | W | 7.0 | 3 | 1 | 1 | 0 | 1 | 6 | 98 | 35 | 63 | 64% | 1-0 | 1.29 | 0.57 |
| 2009-04-11 | C.C. Sabathia | L | 29 | W 6-1 | @ KCA | 2 | 256 | W | 7.2 | 6 | 0 | 0 | 0 | 0 | 6 | 108 | 35 | 73 | 68% | 1-1 | 4.50 | 1.58 |
| 2009-04-12 | Joba Chamberlain | R | 24 | L 4-6 | @ KCA | 1 | 13 | - | 6.0 | 4 | 3 | 1 | 1 | 1 | 5 | 88 | 32 | 56 | 64% | 0-0 | 1.50 | 0.83 |
| 2009-04-13 | Chien-Ming Wang | R | 29 | L 5-15 | @ TBA | 2 | 97 | L | 1.0 | 6 | 8 | 8 | 0 | 3 | 1 | 64 | 28 | 36 | 56% | 0-2 | 27.00 | 4.20 |
| 2009-04-14 | A.J. Burnett | R | 32 | W 7-2 | @ TBA | 2 | 213 | W | 8.0 | 3 | 2 | 2 | 0 | 1 | 9 | 103 | 36 | 67 | 65% | 2-0 | 2.77 | 0.92 |
| 2009-04-15 | Andy Pettitte | L | 37 | W 4-3 | @ TBA | 2 | 428 | - | 7.1 | 6 | 3 | 3 | 1 | 1 | 4 | 97 | 35 | 62 | 64% | 1-0 | 2.57 | 0.79 |
| 2009-04-16 | C.C. Sabathia | L | 29 | W 2-10 | vs CLE | 3 | 257 | - | 5.2 | 5 | 1 | 1 | 0 | 5 | 4 | 122 | 52 | 70 | 57% | 1-1 | 3.50 | 1.61 |
| 2009-04-17 | Joba Chamberlain | R | 24 | L 6-5 | vs CLE | 2 | 14 | - | 4.2 | 6 | 5 | 5 | 1 | 5 | 4 | 93 | 47 | 46 | 49% | 0-0 | 4.91 | 1.45 |
| 2009-04-18 | Chien-Ming Wang | R | 29 | W 4-22 | vs CLE | 3 | 98 | L | 1.1 | 8 | 8 | 8 | 1 | 0 | 1 | 52 | 18 | 34 | 65% | 0-3 | 34.50 | 4.83 |
| 2009-04-19 | A.J. Burnett | R | 32 | L 7-3 | vs CLE | 3 | 214 | - | 6.1 | 3 | 3 | 3 | 2 | 7 | 2 | 109 | 51 | 58 | 53% | 2-0 | 3.15 | 1.10 |
| 2009-04-21 | Andy Pettitte | L | 37 | L 5-3 | vs OAK | 3 | 429 | W | 7.0 | 9 | 2 | 2 | 0 | 0 | 0 | 105 | 38 | 67 | 64% | 2-0 | 2.57 | 0.95 |
| 2009-04-22 | C.C. Sabathia | L | 29 | L 9-7 | vs OAK | 4 | 258 | - | 6.2 | 6 | 7 | 6 | 1 | 4 | 2 | 112 | 46 | 66 | 59% | 1-1 | 4.88 | 1.63 |
| 2009-04-24 | Joba Chamberlain | R | 24 | L 4-5 | @ BOS | 3 | 15 | - | 5.1 | 9 | 2 | 1 | 0 | 4 | 2 | 95 | 44 | 51 | 54% | 0-0 | 3.94 | 1.81 |
| 2009-04-25 | A.J. Burnett | R | 32 | L 11-16 | @ BOS | 4 | 215 | - | 5.0 | 8 | 8 | 8 | 2 | 3 | 3 | 89 | 36 | 53 | 60% | 2-0 | 5.40 | 1.32 |
| 2009-04-26 | Andy Pettitte | L | 37 | L 1-4 | @ BOS | 4 | 430 | L | 6.0 | 6 | 4 | 3 | 0 | 4 | 6 | 122 | 54 | 68 | 56% | 2-1 | 3.00 | 1.11 |
| 2009-04-27 | C.C. Sabathia | L | 29 | L 2-4 | @ DET | 5 | 259 | L | 8.0 | 6 | 4 | 4 | 1 | 0 | 7 | 99 | 29 | 70 | 71% | 1-2 | 4.78 | 1.41 |
| 2009-04-28 | Philip Hughes | R | 23 | W 11-0 | @ DET | 1 | 22 | W | 6.0 | 2 | 0 | 0 | 0 | 2 | 6 | 98 | 41 | 57 | 58% | 1-0 | 0.00 | 0.67 |
| 2009-04-29 | Joba Chamberlain | R | 24 | W 8-6 | @ DET | 4 | 16 | W | 7.0 | 3 | 1 | 1 | 0 | 3 | 6 | 87 | 38 | 49 | 56% | 1-0 | 3.13 | 1.52 |
| 2009-04-30 | A.J. Burnett | R | 32 | L 7-4 | vs ANA | 5 | 216 | - | 7.0 | 8 | 4 | 4 | 1 | 1 | 5 | 102 | 38 | 64 | 63% | 2-0 | 5.34 | 1.31 |
| 2009-05-01 | Andy Pettitte | L | 37 | L 10-9 | vs ANA | 5 | 431 | - | 5.2 | 9 | 5 | 5 | 0 | 4 | 2 | 104 | 45 | 59 | 57% | 2-1 | 3.82 | 1.30 |
| 2009-05-02 | C.C. Sabathia | L | 29 | W 4-8 | vs ANA | 6 | 260 | L | 6.2 | 8 | 5 | 4 | 0 | 1 | 5 | 119 | 41 | 78 | 66% | 1-3 | 4.85 | 1.38 |
| 2009-05-04 | Philip Hughes | R | 23 | W 4-6 | vs BOS | 2 | 23 | L | 4.0 | 7 | 4 | 3 | 1 | 4 | 2 | 93 | 37 | 56 | 60% | 1-1 | 2.70 | 1.50 |
| 2009-05-05 | Joba Chamberlain | R | 24 | W 3-7 | vs BOS | 5 | 17 | L | 5.2 | 6 | 4 | 4 | 1 | 2 | 12 | 108 | 43 | 65 | 60% | 1-1 | 3.72 | 1.48 |
| 2009-05-06 | A.J. Burnett | R | 32 | W 3-4 | vs TBA | 6 | 217 | - | 6.0 | 6 | 3 | 3 | 0 | 2 | 8 | 114 | 45 | 69 | 61% | 2-0 | 5.21 | 1.32 |
| 2009-05-07 | Andy Pettitte | L | 37 | W 6-8 | vs TBA | 6 | 432 | - | 6.0 | 9 | 5 | 5 | 4 | 1 | 5 | 115 | 43 | 72 | 63% | 2-1 | 4.38 | 1.36 |
| 2009-05-08 | C.C. Sabathia | L | 29 | W 4-0 | @ BAL | 7 | 261 | W | 9.0 | 4 | 0 | 0 | 0 | 1 | 8 | 114 | 33 | 81 | 71% | 2-3 | 3.94 | 1.23 |
| 2009-05-09 | Philip Hughes | R | 23 | L 5-12 | @ BAL | 3 | 24 | L | 1.2 | 8 | 8 | 8 | 1 | 2 | 0 | 57 | 21 | 36 | 63% | 1-2 | 8.25 | 2.08 |
| 2009-05-10 | Joba Chamberlain | R | 24 | W 5-3 | @ BAL | 6 | 18 | W | 6.0 | 9 | 3 | 3 | 1 | 2 | 5 | 107 | 41 | 66 | 62% | 2-1 | 3.86 | 1.54 |
| 2009-05-12 | A.J. Burnett | R | 32 | L 1-5 | @ TOR | 7 | 218 | L | 7.2 | 7 | 5 | 5 | 1 | 4 | 3 | 110 | 44 | 66 | 60% | 2-1 | 5.40 | 1.36 |
| 2009-05-13 | Andy Pettitte | L | 37 | W 8-2 | @ TOR | 7 | 433 | W | 6.0 | 5 | 2 | 1 | 0 | 4 | 2 | 103 | 42 | 61 | 59% | 3-1 | 4.00 | 1.38 |
| 2009-05-14 | C.C. Sabathia | L | 29 | W 3-2 | @ TOR | 8 | 262 | W | 8.0 | 5 | 2 | 2 | 1 | 4 | 5 | 111 | 46 | 65 | 59% | 3-3 | 3.70 | 1.21 |
| 2009-05-15 | Philip Hughes | R | 23 | L 5-4 | vs MIN | 4 | 25 | - | 5.0 | 6 | 3 | 3 | 2 | 4 | 2 | 93 | 43 | 50 | 54% | 1-2 | 7.41 | 2.06 |
| 2009-05-16 | Joba Chamberlain | R | 24 | L 6-4 | vs MIN | 7 | 19 | - | 6.0 | 3 | 2 | 2 | 1 | 4 | 6 | 108 | 42 | 66 | 61% | 2-1 | 3.73 | 1.49 |
| 2009-05-17 | A.J. Burnett | R | 32 | L 3-2 | vs MIN | 8 | 219 | - | 6.2 | 6 | 2 | 2 | 0 | 6 | 7 | 123 | 49 | 74 | 60% | 2-1 | 5.02 | 1.40 |
| 2009-05-18 | Andy Pettitte | L | 37 | L 7-6 | vs MIN | 8 | 434 | W | 6.2 | 12 | 4 | 4 | 1 | 1 | 3 | 104 | 34 | 70 | 67% | 4-1 | 4.15 | 1.44 |
| 2009-05-19 | C.C. Sabathia | L | 29 | L 9-1 | vs BAL | 9 | 263 | W | 7.0 | 3 | 1 | 1 | 0 | 1 | 7 | 104 | 36 | 68 | 65% | 4-3 | 3.43 | 1.14 |
| 2009-05-20 | Philip Hughes | R | 23 | L 11-4 | vs BAL | 5 | 26 | W | 5.0 | 6 | 3 | 3 | 2 | 1 | 9 | 87 | 32 | 55 | 63% | 2-2 | 6.95 | 1.91 |
| 2009-05-21 | Joba Chamberlain | R | 24 | L 7-4 | vs BAL | 8 | 20 | - | 0.2 | 2 | 0 | 0 | 0 | 0 | 1 | 14 | 6 | 8 | 57% | 2-1 | 3.73 | 1.54 |
| 2009-05-22 | A.J. Burnett | R | 32 | W 3-7 | vs PHI | 9 | 220 | L | 6.0 | 8 | 5 | 5 | 3 | 2 | 7 | 95 | 36 | 59 | 62% | 2-2 | 5.28 | 1.43 |
| 2009-05-23 | Andy Pettitte | L | 37 | L 5-4 | vs PHI | 9 | 435 | - | 7.0 | 5 | 4 | 4 | 2 | 2 | 5 | 114 | 47 | 67 | 59% | 4-1 | 4.27 | 1.39 |
| 2009-05-24 | C.C. Sabathia | L | 29 | W 3-4 | vs PHI | 10 | 264 | - | 8.0 | 9 | 3 | 3 | 0 | 0 | 4 | 110 | 35 | 75 | 68% | 4-3 | 3.42 | 1.14 |
| 2009-05-25 | Philip Hughes | R | 23 | W 11-1 | @ TEX | 6 | 27 | W | 8.0 | 3 | 0 | 0 | 0 | 1 | 6 | 101 | 36 | 65 | 64% | 3-2 | 5.10 | 1.53 |
| 2009-05-26 | Joba Chamberlain | R | 24 | L 3-7 | @ TEX | 9 | 21 | - | 4.0 | 4 | 3 | 3 | 1 | 4 | 5 | 84 | 39 | 45 | 54% | 2-1 | 4.00 | 1.58 |
| 2009-05-27 | A.J. Burnett | R | 32 | W 9-2 | @ TEX | 10 | 221 | W | 6.0 | 3 | 0 | 0 | 0 | 4 | 7 | 119 | 49 | 70 | 59% | 3-2 | 4.78 | 1.41 |
| 2009-05-29 | Andy Pettitte | L | 37 | W 3-1 | @ CLE | 10 | 436 | W | 5.0 | 6 | 1 | 1 | 0 | 4 | 1 | 82 | 37 | 45 | 55% | 5-1 | 4.08 | 1.44 |
| 2009-05-30 | C.C. Sabathia | L | 29 | W 10-5 | @ CLE | 11 | 265 | W | 7.0 | 5 | 3 | 3 | 1 | 3 | 8 | 114 | 44 | 70 | 61% | 5-3 | 3.46 | 1.14 |
| 2009-05-31 | Philip Hughes | R | 23 | L 4-5 | @ CLE | 7 | 28 | - | 5.0 | 5 | 4 | 4 | 0 | 1 | 6 | 95 | 29 | 66 | 69% | 3-2 | 5.40 | 1.49 |
| 2009-06-01 | Joba Chamberlain | R | 24 | W 5-2 | @ CLE | 10 | 22 | W | 8.0 | 4 | 2 | 2 | 1 | 2 | 5 | 115 | 46 | 69 | 60% | 3-1 | 3.74 | 1.45 |
| 2009-06-02 | A.J. Burnett | R | 32 | L 12-3 | vs TEX | 11 | 222 | W | 7.0 | 8 | 3 | 3 | 1 | 1 | 8 | 111 | 40 | 71 | 64% | 4-2 | 4.69 | 1.39 |
| 2009-06-03 | Andy Pettitte | L | 37 | W 2-4 | vs TEX | 11 | 437 | L | 5.0 | 7 | 4 | 4 | 0 | 6 | 6 | 104 | 45 | 59 | 57% | 5-2 | 4.30 | 1.52 |
| 2009-06-04 | Chien-Ming Wang | R | 29 | L 8-6 | vs TEX | 4 | 99 | - | 4.2 | 7 | 5 | 5 | 1 | 1 | 5 | 69 | 22 | 47 | 68% | 0-3 | 14.21 | 2.53 |
| 2009-06-06 | C.C. Sabathia | L | 29 | W 7-9 | vs TBA | 12 | 266 | - | 8.0 | 5 | 5 | 4 | 2 | 3 | 5 | 97 | 37 | 60 | 62% | 5-3 | 3.56 | 1.13 |
| 2009-06-07 | Joba Chamberlain | R | 24 | L 4-3 | vs TBA | 11 | 23 | - | 6.0 | 5 | 3 | 3 | 0 | 1 | 4 | 99 | 44 | 55 | 56% | 3-1 | 3.81 | 1.41 |
| 2009-06-08 | Andy Pettitte | L | 37 | L 5-3 | vs TBA | 12 | 438 | W | 6.0 | 5 | 3 | 2 | 1 | 3 | 7 | 103 | 40 | 63 | 61% | 6-2 | 4.20 | 1.51 |
| 2009-06-09 | A.J. Burnett | R | 32 | L 0-7 | @ BOS | 12 | 223 | L | 2.2 | 5 | 5 | 3 | 1 | 5 | 1 | 89 | 48 | 41 | 46% | 4-3 | 4.86 | 1.47 |
| 2009-06-10 | Chien-Ming Wang | R | 29 | L 5-6 | @ BOS | 5 | 100 | L | 2.2 | 5 | 4 | 3 | 1 | 3 | 3 | 68 | 30 | 38 | 56% | 0-4 | 14.14 | 2.67 |
| 2009-06-11 | C.C. Sabathia | L | 29 | L 3-4 | @ BOS | 13 | 267 | L | 7.0 | 6 | 4 | 4 | 1 | 2 | 6 | 122 | 44 | 78 | 64% | 5-4 | 3.68 | 1.13 |
| 2009-06-12 | Joba Chamberlain | R | 24 | L 9-8 | vs NYN | 12 | 24 | - | 4.0 | 1 | 2 | 2 | 0 | 5 | 3 | 100 | 48 | 52 | 52% | 3-1 | 3.86 | 1.41 |
| 2009-06-13 | Andy Pettitte | L | 37 | W 2-6 | vs NYN | 13 | 439 | L | 5.0 | 11 | 5 | 5 | 1 | 1 | 3 | 104 | 38 | 66 | 63% | 6-3 | 4.50 | 1.56 |
| 2009-06-14 | A.J. Burnett | R | 32 | L 15-0 | vs NYN | 13 | 224 | W | 7.0 | 4 | 0 | 0 | 0 | 4 | 8 | 111 | 45 | 66 | 59% | 5-3 | 4.44 | 1.44 |
| 2009-06-16 | C.C. Sabathia | L | 29 | L 5-3 | vs WAS | 14 | 268 | W | 7.2 | 6 | 3 | 3 | 1 | 1 | 2 | 108 | 34 | 74 | 69% | 6-4 | 3.65 | 1.11 |
| 2009-06-17 | Chien-Ming Wang | R | 29 | W 2-3 | vs WAS | 6 | 101 | L | 5.0 | 6 | 3 | 3 | 1 | 2 | 4 | 91 | 37 | 54 | 59% | 0-5 | 12.46 | 2.46 |
| 2009-06-18 | Joba Chamberlain | R | 24 | W 0-3 | vs WAS | 13 | 25 | L | 6.0 | 7 | 3 | 3 | 0 | 4 | 6 | 100 | 40 | 60 | 60% | 3-2 | 3.91 | 1.45 |
| 2009-06-19 | Andy Pettitte | L | 37 | W 5-1 | @ FLO | 14 | 440 | W | 7.0 | 3 | 1 | 1 | 1 | 0 | 7 | 108 | 42 | 66 | 61% | 7-3 | 4.24 | 1.47 |
| 2009-06-20 | A.J. Burnett | R | 32 | L 1-2 | @ FLO | 14 | 225 | L | 6.1 | 5 | 2 | 1 | 1 | 3 | 8 | 106 | 43 | 63 | 59% | 5-4 | 4.24 | 1.44 |
| 2009-06-21 | C.C. Sabathia | L | 29 | L 5-6 | @ FLO | 15 | 269 | - | 1.1 | 3 | 1 | 1 | 0 | 1 | 1 | 27 | 12 | 15 | 56% | 6-4 | 3.71 | 1.14 |
| 2009-06-23 | Chien-Ming Wang | R | 29 | L 0-4 | @ ATL | 7 | 102 | L | 5.0 | 6 | 3 | 3 | 0 | 1 | 4 | 65 | 23 | 42 | 65% | 0-6 | 11.32 | 2.29 |
| 2009-06-24 | Joba Chamberlain | R | 24 | W 8-4 | @ ATL | 14 | 26 | W | 6.1 | 7 | 3 | 2 | 1 | 0 | 5 | 99 | 31 | 68 | 69% | 4-2 | 3.79 | 1.41 |
| 2009-06-25 | Andy Pettitte | L | 37 | W 11-7 | @ ATL | 15 | 441 | - | 3.2 | 7 | 6 | 3 | 0 | 3 | 4 | 93 | 36 | 57 | 61% | 7-3 | 4.40 | 1.53 |
| 2009-06-26 | C.C. Sabathia | L | 29 | W 9-1 | @ NYN | 16 | 270 | W | 7.0 | 3 | 1 | 1 | 1 | 0 | 8 | 97 | 32 | 65 | 67% | 7-4 | 3.55 | 1.09 |
| 2009-06-27 | A.J. Burnett | R | 32 | W 5-0 | @ NYN | 15 | 226 | W | 7.0 | 1 | 0 | 0 | 0 | 3 | 10 | 108 | 44 | 64 | 59% | 6-4 | 3.93 | 1.37 |
| 2009-06-28 | Chien-Ming Wang | R | 29 | W 4-2 | @ NYN | 8 | 103 | W | 5.1 | 4 | 2 | 2 | 0 | 3 | 3 | 85 | 37 | 48 | 56% | 1-6 | 9.97 | 2.11 |
| 2009-06-30 | Joba Chamberlain | R | 24 | L 8-5 | vs SEA | 15 | 27 | - | 5.1 | 9 | 3 | 3 | 1 | 3 | 4 | 96 | 41 | 55 | 57% | 4-2 | 3.89 | 1.47 |
| 2009-07-01 | Andy Pettitte | L | 37 | L 4-2 | vs SEA | 16 | 442 | W | 7.0 | 6 | 2 | 2 | 1 | 1 | 5 | 93 | 32 | 61 | 66% | 8-3 | 4.27 | 1.49 |
| 2009-07-02 | C.C. Sabathia | L | 29 | W 4-8 | vs SEA | 17 | 271 | L | 5.2 | 10 | 6 | 6 | 1 | 3 | 8 | 102 | 37 | 65 | 64% | 7-5 | 3.83 | 1.15 |
| 2009-07-03 | A.J. Burnett | R | 32 | L 4-2 | vs TOR | 16 | 227 | W | 7.0 | 6 | 2 | 2 | 1 | 2 | 7 | 112 | 44 | 68 | 61% | 7-4 | 3.83 | 1.36 |
| 2009-07-04 | Chien-Ming Wang | R | 29 | L 6-5 | vs TOR | 9 | 104 | - | 5.1 | 6 | 4 | 4 | 1 | 1 | 1 | 65 | 20 | 45 | 69% | 1-6 | 9.64 | 2.02 |
| 2009-07-05 | Joba Chamberlain | R | 24 | L 10-8 | vs TOR | 16 | 28 | - | 3.2 | 9 | 8 | 3 | 2 | 1 | 1 | 86 | 33 | 53 | 62% | 4-2 | 4.02 | 1.52 |
| 2009-07-06 | Andy Pettitte | L | 37 | W 6-7 | vs TOR | 17 | 443 | L | 6.0 | 5 | 6 | 6 | 2 | 5 | 3 | 106 | 51 | 55 | 52% | 8-4 | 4.54 | 1.50 |
| 2009-07-07 | C.C. Sabathia | L | 29 | W 10-2 | @ MIN | 18 | 272 | W | 7.0 | 3 | 1 | 1 | 1 | 1 | 3 | 99 | 32 | 67 | 68% | 8-5 | 3.69 | 1.11 |
| 2009-07-08 | A.J. Burnett | R | 33 | W 4-3 | @ MIN | 17 | 228 | W | 6.1 | 7 | 2 | 2 | 0 | 4 | 2 | 116 | 51 | 65 | 56% | 8-4 | 3.79 | 1.38 |
| 2009-07-09 | Alfredo Aceves | R | 27 | W 6-4 | @ MIN | 1 | 5 | - | 3.1 | 4 | 4 | 3 | 1 | 1 | 2 | 68 | 26 | 42 | 62% | 5-1 | 2.51 | 1.00 |
| 2009-07-10 | Joba Chamberlain | R | 24 | L 6-10 | @ ANA | 17 | 29 | - | 4.1 | 9 | 5 | 4 | 1 | 1 | 4 | 103 | 42 | 61 | 59% | 4-2 | 4.25 | 1.56 |
| 2009-07-11 | Andy Pettitte | L | 37 | L 8-14 | @ ANA | 18 | 444 | L | 4.1 | 7 | 6 | 6 | 1 | 2 | 1 | 87 | 38 | 49 | 56% | 8-5 | 4.83 | 1.52 |
| 2009-07-12 | C.C. Sabathia | L | 29 | L 4-5 | @ ANA | 19 | 273 | L | 6.2 | 9 | 5 | 5 | 0 | 3 | 6 | 114 | 43 | 71 | 62% | 8-6 | 3.87 | 1.16 |
| 2009-07-17 | A.J. Burnett | R | 33 | L 5-3 | vs DET | 18 | 229 | - | 6.0 | 6 | 3 | 3 | 1 | 5 | 1 | 104 | 47 | 57 | 55% | 8-4 | 3.82 | 1.41 |
| 2009-07-18 | C.C. Sabathia | L | 29 | L 2-1 | vs DET | 20 | 274 | W | 7.0 | 5 | 0 | 0 | 0 | 3 | 4 | 114 | 48 | 66 | 58% | 9-6 | 3.67 | 1.16 |
| 2009-07-19 | Joba Chamberlain | R | 24 | L 2-1 | vs DET | 18 | 30 | W | 6.2 | 3 | 1 | 1 | 1 | 3 | 8 | 107 | 39 | 68 | 64% | 5-2 | 4.03 | 1.51 |
| 2009-07-20 | Andy Pettitte | L | 37 | L 2-1 | vs BAL | 19 | 445 | - | 7.1 | 6 | 1 | 1 | 1 | 2 | 8 | 108 | 33 | 75 | 69% | 8-5 | 4.62 | 1.50 |
| 2009-07-21 | Sergio Mitre | R | 28 | L 6-4 | vs BAL | 1 | 52 | W | 5.2 | 8 | 4 | 3 | 0 | 1 | 4 | 90 | 34 | 56 | 62% | 1-0 | 4.50 | 1.50 |
| 2009-07-22 | A.J. Burnett | R | 33 | L 6-4 | vs BAL | 19 | 230 | W | 7.0 | 6 | 2 | 2 | 0 | 3 | 6 | 103 | 36 | 67 | 65% | 9-4 | 3.75 | 1.40 |
| 2009-07-23 | C.C. Sabathia | L | 29 | L 6-3 | vs OAK | 21 | 275 | W | 7.0 | 9 | 3 | 3 | 0 | 0 | 4 | 108 | 38 | 70 | 65% | 10-6 | 3.68 | 1.16 |
| 2009-07-24 | Joba Chamberlain | R | 24 | L 8-3 | vs OAK | 19 | 31 | W | 7.0 | 2 | 1 | 1 | 0 | 3 | 6 | 96 | 42 | 54 | 56% | 6-2 | 3.84 | 1.46 |
| 2009-07-25 | Andy Pettitte | L | 37 | W 4-6 | vs OAK | 20 | 446 | L | 6.1 | 5 | 4 | 4 | 0 | 1 | 7 | 99 | 33 | 66 | 67% | 8-6 | 4.69 | 1.47 |
| 2009-07-26 | Sergio Mitre | R | 28 | L 7-5 | vs OAK | 2 | 53 | - | 5.0 | 9 | 4 | 4 | 0 | 0 | 1 | 74 | 27 | 47 | 64% | 1-0 | 5.73 | 1.64 |
| 2009-07-27 | A.J. Burnett | R | 33 | W 11-4 | @ TBA | 20 | 231 | W | 7.0 | 2 | 1 | 0 | 0 | 2 | 5 | 117 | 46 | 71 | 61% | 10-4 | 3.54 | 1.35 |
| 2009-07-28 | C.C. Sabathia | L | 29 | L 2-6 | @ TBA | 22 | 276 | L | 5.2 | 9 | 6 | 5 | 1 | 2 | 6 | 106 | 40 | 66 | 62% | 10-7 | 3.83 | 1.19 |
| 2009-07-29 | Joba Chamberlain | R | 24 | W 6-2 | @ TBA | 20 | 32 | W | 8.0 | 3 | 0 | 0 | 0 | 2 | 5 | 101 | 36 | 65 | 64% | 7-2 | 3.57 | 1.40 |
| 2009-07-30 | Andy Pettitte | L | 37 | L 2-3 | @ CHA | 21 | 447 | - | 6.1 | 5 | 2 | 1 | 0 | 0 | 8 | 100 | 30 | 70 | 70% | 8-6 | 4.50 | 1.43 |
| 2009-07-31 | Sergio Mitre | R | 28 | L 5-10 | @ CHA | 3 | 54 | - | 3.0 | 7 | 5 | 5 | 1 | 2 | 1 | 75 | 30 | 45 | 60% | 1-0 | 7.71 | 1.93 |
| 2009-08-01 | A.J. Burnett | R | 33 | L 4-14 | @ CHA | 21 | 232 | L | 4.2 | 10 | 7 | 7 | 0 | 2 | 4 | 104 | 44 | 60 | 58% | 10-5 | 3.89 | 1.39 |
| 2009-08-02 | C.C. Sabathia | L | 29 | W 8-5 | @ CHA | 23 | 277 | W | 7.0 | 10 | 5 | 5 | 2 | 0 | 5 | 100 | 29 | 71 | 71% | 11-7 | 3.95 | 1.20 |
| 2009-08-04 | Andy Pettitte | L | 37 | W 5-3 | @ TOR | 22 | 448 | W | 6.2 | 4 | 1 | 1 | 0 | 4 | 6 | 105 | 47 | 58 | 55% | 9-6 | 4.37 | 1.43 |
| 2009-08-05 | Sergio Mitre | R | 28 | W 8-4 | @ TOR | 4 | 55 | - | 4.1 | 8 | 3 | 3 | 1 | 2 | 3 | 91 | 39 | 52 | 57% | 1-0 | 7.50 | 2.06 |
| 2009-08-06 | Joba Chamberlain | R | 24 | L 13-6 | vs BOS | 21 | 33 | W | 5.0 | 6 | 4 | 4 | 2 | 7 | 5 | 105 | 46 | 59 | 56% | 8-2 | 3.72 | 1.45 |
| 2009-08-07 | A.J. Burnett | R | 33 | L 2-0 | vs BOS | 22 | 233 | - | 7.2 | 1 | 0 | 0 | 0 | 6 | 6 | 115 | 51 | 64 | 56% | 10-5 | 3.66 | 1.36 |
| 2009-08-08 | C.C. Sabathia | L | 29 | L 5-0 | vs BOS | 24 | 278 | W | 7.2 | 2 | 0 | 0 | 0 | 2 | 9 | 120 | 42 | 78 | 65% | 12-7 | 3.75 | 1.17 |
| 2009-08-09 | Andy Pettitte | L | 37 | L 5-2 | vs BOS | 23 | 449 | - | 7.0 | 5 | 0 | 0 | 0 | 2 | 4 | 112 | 44 | 68 | 61% | 9-6 | 4.15 | 1.40 |
| 2009-08-10 | Sergio Mitre | R | 28 | W 4-5 | vs TOR | 5 | 56 | L | 5.0 | 6 | 5 | 3 | 2 | 1 | 6 | 96 | 37 | 59 | 61% | 1-1 | 7.04 | 1.91 |
| 2009-08-11 | Joba Chamberlain | R | 24 | L 7-5 | vs TOR | 22 | 34 | - | 6.0 | 5 | 4 | 4 | 1 | 2 | 5 | 103 | 39 | 64 | 62% | 8-2 | 3.84 | 1.43 |
| 2009-08-12 | A.J. Burnett | R | 33 | L 4-3 | vs TOR | 23 | 234 | - | 6.0 | 10 | 3 | 3 | 1 | 2 | 7 | 105 | 39 | 66 | 63% | 10-5 | 3.70 | 1.39 |
| 2009-08-13 | C.C. Sabathia | L | 29 | W 11-1 | @ SEA | 25 | 279 | W | 8.0 | 3 | 1 | 1 | 1 | 2 | 10 | 105 | 31 | 74 | 70% | 13-7 | 3.63 | 1.14 |
| 2009-08-14 | Andy Pettitte | L | 37 | W 4-2 | @ SEA | 24 | 450 | - | 6.0 | 6 | 2 | 2 | 0 | 1 | 10 | 111 | 44 | 67 | 60% | 9-6 | 4.10 | 1.39 |
| 2009-08-15 | Sergio Mitre | R | 28 | W 5-2 | @ SEA | 6 | 57 | W | 5.1 | 7 | 2 | 1 | 0 | 2 | 3 | 91 | 38 | 53 | 58% | 2-1 | 6.11 | 1.89 |
| 2009-08-16 | Joba Chamberlain | R | 24 | L 3-10 | @ SEA | 23 | 35 | L | 5.0 | 7 | 4 | 4 | 0 | 3 | 2 | 90 | 38 | 52 | 58% | 8-3 | 3.97 | 1.46 |
| 2009-08-17 | A.J. Burnett | R | 33 | L 0-3 | @ OAK | 24 | 235 | L | 8.0 | 6 | 3 | 3 | 0 | 2 | 5 | 107 | 39 | 68 | 64% | 10-6 | 3.68 | 1.37 |
| 2009-08-18 | C.C. Sabathia | L | 29 | W 7-2 | @ OAK | 26 | 280 | W | 8.0 | 5 | 2 | 2 | 2 | 1 | 7 | 94 | 28 | 66 | 70% | 14-7 | 3.57 | 1.12 |
| 2009-08-19 | Chad Gaudin | R | 26 | W 3-2 | @ OAK | 20 | 70 | - | 4.1 | 1 | 0 | 0 | 0 | 5 | 5 | 91 | 40 | 51 | 56% | 5-10 | 4.94 | 1.53 |
| 2009-08-21 | Andy Pettitte | L | 37 | W 20-11 | @ BOS | 25 | 451 | W | 5.0 | 7 | 7 | 5 | 0 | 2 | 4 | 108 | 43 | 65 | 60% | 10-6 | 4.26 | 1.41 |
| 2009-08-22 | A.J. Burnett | R | 33 | L 1-14 | @ BOS | 25 | 236 | L | 5.0 | 9 | 9 | 9 | 3 | 2 | 6 | 97 | 39 | 58 | 60% | 10-7 | 4.08 | 1.40 |
| 2009-08-23 | C.C. Sabathia | L | 29 | W 8-4 | @ BOS | 27 | 281 | W | 6.2 | 8 | 4 | 3 | 0 | 0 | 8 | 122 | 38 | 84 | 69% | 15-7 | 3.60 | 1.13 |
| 2009-08-25 | Joba Chamberlain | R | 24 | W 9-10 | vs TEX | 24 | 36 | L | 4.0 | 9 | 7 | 7 | 0 | 3 | 5 | 96 | 41 | 55 | 57% | 8-4 | 4.33 | 1.50 |
| 2009-08-26 | Andy Pettitte | L | 37 | L 9-2 | vs TEX | 26 | 452 | W | 7.0 | 5 | 2 | 2 | 1 | 3 | 7 | 102 | 42 | 60 | 59% | 11-6 | 4.19 | 1.40 |
| 2009-08-27 | A.J. Burnett | R | 33 | W 2-7 | vs TEX | 26 | 237 | L | 6.0 | 2 | 3 | 3 | 1 | 3 | 12 | 104 | 42 | 62 | 60% | 10-8 | 4.09 | 1.38 |
| 2009-08-28 | C.C. Sabathia | L | 29 | L 5-2 | vs CHA | 28 | 282 | - | 7.0 | 8 | 2 | 2 | 0 | 1 | 10 | 111 | 35 | 76 | 68% | 15-7 | 3.56 | 1.14 |
| 2009-08-29 | Sergio Mitre | R | 29 | L 10-0 | vs CHA | 7 | 58 | W | 6.1 | 1 | 0 | 0 | 0 | 1 | 2 | 73 | 25 | 48 | 66% | 3-1 | 5.59 | 1.59 |
| 2009-08-30 | Joba Chamberlain | R | 24 | L 8-3 | vs CHA | 25 | 37 | - | 3.0 | 4 | 2 | 2 | 0 | 0 | 1 | 35 | 12 | 23 | 66% | 8-4 | 4.37 | 1.50 |
| 2009-08-31 | Andy Pettitte | L | 37 | W 5-1 | @ BAL | 27 | 453 | W | 8.0 | 2 | 1 | 1 | 1 | 0 | 8 | 104 | 31 | 73 | 70% | 12-6 | 4.04 | 1.34 |
| 2009-09-01 | A.J. Burnett | R | 33 | W 9-6 | @ BAL | 27 | 238 | - | 5.1 | 11 | 6 | 6 | 2 | 2 | 2 | 114 | 42 | 72 | 63% | 10-8 | 4.29 | 1.41 |
| 2009-09-02 | C.C. Sabathia | L | 29 | W 10-2 | @ BAL | 29 | 283 | W | 7.0 | 7 | 1 | 1 | 0 | 1 | 9 | 103 | 33 | 70 | 68% | 16-7 | 3.48 | 1.14 |
| 2009-09-03 | Chad Gaudin | R | 26 | W 10-5 | @ TOR | 21 | 71 | - | 3.2 | 4 | 3 | 3 | 0 | 3 | 2 | 82 | 39 | 43 | 52% | 5-10 | 4.98 | 1.55 |
| 2009-09-04 | Joba Chamberlain | R | 24 | L 0-6 | @ TOR | 26 | 38 | L | 3.0 | 6 | 3 | 2 | 0 | 2 | 2 | 59 | 23 | 36 | 61% | 8-5 | 4.40 | 1.53 |
| 2009-09-05 | Andy Pettitte | L | 37 | W 6-4 | @ TOR | 28 | 454 | W | 6.0 | 4 | 3 | 4 | 1 | 5 | 3 | 100 | 41 | 59 | 59% | 13-6 | 4.11 | 1.35 |
| 2009-09-06 | Sergio Mitre | R | 29 | L 8-14 | @ TOR | 8 | 59 | L | 4.1 | 11 | 11 | 9 | 0 | 2 | 5 | 100 | 33 | 67 | 67% | 3-2 | 7.02 | 1.76 |
| 2009-09-07 | C.C. Sabathia | L | 29 | L 4-1 | vs TBA | 30 | 284 | - | 7.0 | 3 | 1 | 1 | 1 | 4 | 10 | 118 | 47 | 71 | 60% | 16-7 | 3.41 | 1.13 |
| 2009-09-07 | A.J. Burnett | R | 33 | L 11-1 | vs TBA | 28 | 239 | W | 6.0 | 4 | 1 | 1 | 0 | 3 | 8 | 98 | 35 | 63 | 64% | 11-8 | 4.19 | 1.40 |
| 2009-09-08 | Chad Gaudin | R | 26 | L 3-2 | vs TBA | 22 | 72 | - | 6.0 | 6 | 1 | 1 | 1 | 2 | 6 | 76 | 25 | 51 | 67% | 5-10 | 4.81 | 1.54 |
| 2009-09-09 | Joba Chamberlain | R | 24 | L 4-2 | vs TBA | 27 | 39 | - | 3.0 | 3 | 2 | 2 | 1 | 1 | 3 | 55 | 19 | 36 | 65% | 8-5 | 4.44 | 1.52 |
| 2009-09-11 | Andy Pettitte | L | 37 | W 4-10 | vs BAL | 29 | 455 | - | 5.0 | 5 | 3 | 3 | 0 | 3 | 5 | 103 | 44 | 59 | 57% | 13-6 | 4.15 | 1.35 |
| 2009-09-12 | A.J. Burnett | R | 33 | W 3-7 | vs BAL | 29 | 240 | L | 7.0 | 7 | 6 | 6 | 2 | 2 | 4 | 108 | 36 | 72 | 67% | 11-9 | 4.33 | 1.40 |
| 2009-09-13 | C.C. Sabathia | L | 29 | L 13-3 | vs BAL | 31 | 285 | W | 7.0 | 5 | 3 | 3 | 0 | 4 | 1 | 108 | 42 | 66 | 61% | 17-7 | 3.42 | 1.14 |
| 2009-09-14 | Joba Chamberlain | R | 24 | L 5-3 | vs ANA | 28 | 40 | - | 4.0 | 4 | 1 | 1 | 1 | 0 | 2 | 66 | 26 | 40 | 61% | 8-5 | 4.38 | 1.51 |
| 2009-09-15 | Sergio Mitre | R | 29 | W 4-10 | vs TOR | 9 | 60 | L | 5.0 | 8 | 7 | 7 | 4 | 1 | 2 | 79 | 25 | 54 | 68% | 3-3 | 7.63 | 1.76 |
| 2009-09-16 | Chad Gaudin | R | 26 | L 5-4 | vs TOR | 23 | 73 | - | 5.2 | 7 | 3 | 3 | 1 | 1 | 2 | 100 | 38 | 62 | 62% | 5-10 | 4.80 | 1.53 |
| 2009-09-18 | A.J. Burnett | R | 33 | L 2-3 | @ SEA | 30 | 241 | - | 7.0 | 7 | 1 | 1 | 0 | 3 | 6 | 107 | 40 | 67 | 63% | 11-9 | 4.22 | 1.40 |
| 2009-09-19 | C.C. Sabathia | L | 29 | W 10-1 | @ SEA | 32 | 286 | W | 7.0 | 4 | 1 | 0 | 0 | 2 | 8 | 105 | 36 | 69 | 66% | 18-7 | 3.31 | 1.13 |
| 2009-09-20 | Joba Chamberlain | R | 24 | L 1-7 | @ SEA | 29 | 41 | L | 3.0 | 6 | 7 | 7 | 1 | 3 | 2 | 69 | 33 | 36 | 52% | 8-6 | 4.71 | 1.54 |
| 2009-09-21 | Andy Pettitte | L | 37 | L 2-5 | @ ANA | 30 | 456 | L | 6.0 | 5 | 3 | 3 | 0 | 2 | 3 | 93 | 36 | 57 | 61% | 13-7 | 4.16 | 1.35 |
| 2009-09-22 | Chad Gaudin | R | 26 | W 6-5 | @ ANA | 24 | 74 | - | 4.2 | 6 | 2 | 2 | 1 | 2 | 3 | 96 | 38 | 58 | 60% | 5-10 | 4.79 | 1.55 |
| 2009-09-23 | A.J. Burnett | R | 33 | W 3-2 | @ ANA | 31 | 242 | W | 5.2 | 7 | 2 | 2 | 0 | 3 | 11 | 101 | 36 | 65 | 64% | 12-9 | 4.18 | 1.41 |
| 2009-09-25 | Joba Chamberlain | R | 24 | L 9-5 | vs BOS | 30 | 42 | W | 6.0 | 5 | 3 | 3 | 2 | 1 | 5 | 86 | 34 | 52 | 60% | 9-6 | 4.71 | 1.52 |
| 2009-09-26 | C.C. Sabathia | L | 29 | L 3-0 | vs BOS | 33 | 287 | W | 7.0 | 1 | 0 | 0 | 0 | 2 | 8 | 94 | 39 | 55 | 59% | 19-7 | 3.21 | 1.11 |
| 2009-09-27 | Andy Pettitte | L | 37 | L 4-2 | vs BOS | 31 | 457 | W | 6.0 | 7 | 2 | 2 | 0 | 3 | 4 | 96 | 34 | 62 | 65% | 14-7 | 4.12 | 1.36 |
| 2009-09-28 | Chad Gaudin | R | 27 | L 8-2 | vs KCA | 25 | 75 | W | 6.2 | 4 | 2 | 2 | 1 | 2 | 5 | 92 | 35 | 57 | 62% | 6-10 | 4.68 | 1.51 |
| 2009-09-29 | A.J. Burnett | R | 33 | L 4-3 | vs KCA | 32 | 243 | - | 6.1 | 3 | 2 | 1 | 0 | 3 | 8 | 107 | 39 | 68 | 64% | 12-9 | 4.10 | 1.40 |
| 2009-09-30 | Joba Chamberlain | R | 24 | W 3-4 | vs KCA | 31 | 43 | - | 3.2 | 7 | 3 | 3 | 0 | 4 | 3 | 91 | 39 | 52 | 57% | 9-6 | 4.79 | 1.56 |
| 2009-10-02 | C.C. Sabathia | L | 29 | L 4-13 | @ TBA | 34 | 288 | L | 2.2 | 8 | 9 | 5 | 0 | 5 | 3 | 83 | 35 | 48 | 58% | 19-8 | 3.37 | 1.15 |
| 2009-10-03 | Andy Pettitte | L | 37 | L 3-5 | @ TBA | 32 | 458 | L | 4.1 | 6 | 5 | 3 | 1 | 4 | 1 | 96 | 42 | 54 | 56% | 14-8 | 4.15 | 1.37 |
| 2009-10-04 | A.J. Burnett | R | 33 | W 10-2 | @ TBA | 33 | 244 | W | 5.0 | 7 | 2 | 1 | 1 | 1 | 3 | 88 | 31 | 57 | 65% | 13-9 | 4.04 | 1.40 |