| West | W | L | Pct | GB |
| LA Dodgers | 95 | 67 | .586 | -- |
| Colorado | 92 | 70 | .568 | 3.0 |
| SF Giants | 88 | 74 | .543 | 7.0 |
| San Diego | 75 | 87 | .463 | 20.0 |
| Arizona | 70 | 92 | .432 | 25.0 |
| 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 | Aaron Cook | R | 30 | L 8-9 | @ ARI | 1 | 140 | - | 2.1 | 7 | 6 | 6 | 2 | 1 | 2 | 55 | 18 | 37 | 67% | 0-0 | 27.00 | 4.00 |
| 2009-04-07 | Ubaldo Jimenez | R | 25 | W 3-0 | @ ARI | 1 | 51 | W | 7.0 | 4 | 0 | 0 | 0 | 3 | 8 | 105 | 47 | 58 | 55% | 1-0 | 0.00 | 1.00 |
| 2009-04-08 | Franklin Morales | L | 23 | W 9-2 | @ ARI | 1 | 14 | W | 6.0 | 4 | 1 | 1 | 1 | 1 | 6 | 89 | 34 | 55 | 62% | 1-0 | 1.50 | 0.83 |
| 2009-04-10 | Jason Marquis | R | 31 | L 10-3 | vs PHI | 1 | 199 | W | 7.0 | 5 | 2 | 2 | 0 | 2 | 2 | 93 | 41 | 52 | 56% | 1-0 | 2.57 | 1.00 |
| 2009-04-11 | Jorge De La Rosa | L | 28 | W 4-8 | vs PHI | 1 | 65 | L | 4.2 | 6 | 5 | 5 | 0 | 2 | 3 | 99 | 43 | 56 | 57% | 0-1 | 9.00 | 1.60 |
| 2009-04-12 | Aaron Cook | R | 30 | W 5-7 | vs PHI | 2 | 141 | - | 6.0 | 7 | 3 | 3 | 0 | 1 | 2 | 87 | 31 | 56 | 64% | 0-0 | 10.13 | 2.00 |
| 2009-04-13 | Ubaldo Jimenez | R | 25 | L 0-4 | @ CHN | 2 | 52 | L | 3.2 | 4 | 3 | 3 | 0 | 6 | 5 | 103 | 49 | 54 | 52% | 1-1 | 2.45 | 1.55 |
| 2009-04-15 | Jason Marquis | R | 31 | W 5-2 | @ CHN | 2 | 200 | W | 7.0 | 5 | 1 | 1 | 0 | 2 | 3 | 111 | 47 | 64 | 58% | 2-0 | 1.93 | 1.00 |
| 2009-04-17 | Jorge De La Rosa | L | 28 | L 3-4 | @ LAN | 2 | 66 | - | 5.1 | 5 | 0 | 0 | 0 | 4 | 5 | 106 | 47 | 59 | 56% | 0-1 | 4.50 | 1.70 |
| 2009-04-18 | Aaron Cook | R | 30 | L 5-9 | @ LAN | 3 | 142 | L | 4.0 | 8 | 5 | 5 | 3 | 2 | 2 | 78 | 30 | 48 | 62% | 0-1 | 10.50 | 2.17 |
| 2009-04-19 | Ubaldo Jimenez | R | 25 | L 2-14 | @ LAN | 3 | 53 | L | 4.1 | 7 | 7 | 7 | 0 | 4 | 3 | 99 | 41 | 58 | 59% | 1-2 | 6.00 | 1.87 |
| 2009-04-20 | Jason Marquis | R | 31 | L 3-6 | @ ARI | 3 | 201 | L | 5.0 | 9 | 6 | 6 | 2 | 3 | 3 | 88 | 34 | 54 | 61% | 2-1 | 4.26 | 1.37 |
| 2009-04-21 | Franklin Morales | L | 23 | W 9-6 | @ ARI | 2 | 15 | - | 2.0 | 3 | 2 | 2 | 2 | 0 | 3 | 33 | 13 | 20 | 61% | 1-0 | 3.38 | 1.00 |
| 2009-04-22 | Jorge De La Rosa | L | 28 | L 0-2 | @ ARI | 3 | 67 | L | 6.2 | 6 | 2 | 2 | 0 | 4 | 6 | 103 | 45 | 58 | 56% | 0-2 | 3.71 | 1.59 |
| 2009-04-24 | Aaron Cook | R | 30 | W 5-6 | vs LAN | 4 | 143 | - | 6.0 | 7 | 3 | 3 | 0 | 6 | 4 | 114 | 50 | 64 | 56% | 0-1 | 8.50 | 2.17 |
| 2009-04-25 | Ubaldo Jimenez | R | 25 | W 5-6 | vs LAN | 4 | 54 | L | 4.0 | 8 | 6 | 6 | 0 | 4 | 3 | 91 | 40 | 51 | 56% | 1-3 | 7.58 | 2.11 |
| 2009-04-26 | Jason Marquis | R | 31 | L 10-4 | vs LAN | 4 | 202 | W | 7.1 | 6 | 3 | 3 | 0 | 4 | 5 | 107 | 44 | 63 | 59% | 3-1 | 4.15 | 1.38 |
| 2009-04-27 | Jason Hammel | R | 27 | L 12-7 | vs SDN | 1 | 29 | - | 3.0 | 7 | 5 | 4 | 1 | 3 | 2 | 77 | 33 | 44 | 57% | 0-0 | 5.40 | 1.90 |
| 2009-04-28 | Jorge De La Rosa | L | 28 | W 3-4 | vs SDN | 4 | 68 | - | 6.0 | 3 | 2 | 2 | 1 | 2 | 6 | 88 | 35 | 53 | 60% | 0-2 | 3.52 | 1.39 |
| 2009-04-29 | Aaron Cook | R | 30 | L 7-5 | vs SDN | 5 | 144 | W | 7.0 | 5 | 3 | 3 | 2 | 2 | 3 | 95 | 34 | 61 | 64% | 1-1 | 7.20 | 1.84 |
| 2009-05-01 | Ubaldo Jimenez | R | 25 | L 2-3 | @ SFN | 5 | 55 | L | 7.0 | 5 | 3 | 3 | 0 | 2 | 5 | 108 | 43 | 65 | 60% | 1-4 | 6.58 | 1.81 |
| 2009-05-02 | Jason Marquis | R | 31 | W 5-1 | @ SFN | 5 | 203 | W | 9.0 | 5 | 1 | 1 | 1 | 1 | 4 | 115 | 40 | 75 | 65% | 4-1 | 3.34 | 1.20 |
| 2009-05-03 | Jason Hammel | R | 27 | L 0-1 | @ SFN | 2 | 30 | - | 6.0 | 6 | 0 | 0 | 0 | 2 | 1 | 84 | 34 | 50 | 60% | 0-0 | 3.38 | 1.69 |
| 2009-05-04 | Jorge De La Rosa | L | 28 | W 9-6 | @ SDN | 5 | 69 | - | 5.0 | 3 | 6 | 3 | 1 | 3 | 3 | 75 | 32 | 43 | 57% | 0-2 | 3.86 | 1.36 |
| 2009-05-05 | Aaron Cook | R | 30 | L 1-2 | @ SDN | 6 | 145 | - | 8.0 | 5 | 1 | 1 | 0 | 3 | 5 | 104 | 40 | 64 | 62% | 1-1 | 5.73 | 1.64 |
| 2009-05-06 | Ubaldo Jimenez | R | 25 | L 11-1 | vs SFN | 6 | 56 | W | 7.0 | 5 | 1 | 1 | 0 | 1 | 6 | 103 | 37 | 66 | 64% | 2-4 | 5.45 | 1.61 |
| 2009-05-07 | Jason Marquis | R | 31 | W 3-8 | vs SFN | 6 | 204 | L | 6.0 | 8 | 7 | 5 | 2 | 0 | 2 | 86 | 30 | 56 | 65% | 4-2 | 3.95 | 1.22 |
| 2009-05-08 | Jason Hammel | R | 27 | W 3-8 | vs FLO | 3 | 31 | L | 4.1 | 8 | 6 | 6 | 2 | 1 | 4 | 80 | 29 | 51 | 64% | 0-1 | 5.40 | 1.80 |
| 2009-05-09 | Jorge De La Rosa | L | 28 | W 1-3 | vs FLO | 6 | 70 | L | 8.0 | 4 | 2 | 2 | 0 | 1 | 12 | 105 | 36 | 69 | 66% | 0-3 | 3.50 | 1.19 |
| 2009-05-10 | Aaron Cook | R | 30 | L 3-2 | vs FLO | 7 | 146 | W | 6.0 | 4 | 2 | 1 | 0 | 4 | 3 | 93 | 37 | 56 | 60% | 2-1 | 5.08 | 1.59 |
| 2009-05-12 | Ubaldo Jimenez | R | 25 | L 12-1 | vs HOU | 7 | 57 | W | 7.0 | 7 | 1 | 1 | 0 | 0 | 4 | 100 | 36 | 64 | 64% | 3-4 | 4.73 | 1.50 |
| 2009-05-13 | Jason Marquis | R | 31 | W 11-15 | vs HOU | 7 | 205 | L | 3.2 | 10 | 9 | 9 | 0 | 3 | 1 | 86 | 32 | 54 | 63% | 4-3 | 5.40 | 1.40 |
| 2009-05-14 | Jason Hammel | R | 27 | W 3-5 | vs HOU | 4 | 32 | L | 5.1 | 7 | 4 | 1 | 0 | 0 | 4 | 88 | 32 | 56 | 64% | 0-2 | 4.68 | 1.72 |
| 2009-05-15 | Jorge De La Rosa | L | 28 | W 3-1 | @ PIT | 7 | 71 | - | 7.0 | 7 | 1 | 1 | 0 | 0 | 10 | 93 | 29 | 64 | 69% | 0-3 | 3.14 | 1.16 |
| 2009-05-16 | Aaron Cook | R | 30 | L 4-7 | @ PIT | 8 | 147 | - | 1.2 | 4 | 4 | 4 | 0 | 1 | 0 | 34 | 14 | 20 | 59% | 2-1 | 5.71 | 1.63 |
| 2009-05-17 | Ubaldo Jimenez | R | 25 | L 4-11 | @ PIT | 8 | 58 | - | 6.0 | 5 | 1 | 1 | 1 | 3 | 7 | 116 | 50 | 66 | 57% | 3-4 | 4.30 | 1.48 |
| 2009-05-18 | Jason Marquis | R | 31 | W 5-1 | @ ATL | 8 | 206 | W | 8.0 | 5 | 1 | 1 | 0 | 3 | 3 | 104 | 41 | 63 | 61% | 5-3 | 4.75 | 1.34 |
| 2009-05-19 | Jason Hammel | R | 27 | L 1-8 | @ ATL | 5 | 33 | L | 6.0 | 10 | 6 | 3 | 0 | 1 | 4 | 105 | 38 | 67 | 64% | 0-3 | 4.65 | 1.74 |
| 2009-05-20 | Jorge De La Rosa | L | 28 | L 4-12 | @ ATL | 8 | 72 | L | 3.2 | 5 | 7 | 7 | 1 | 5 | 1 | 84 | 39 | 45 | 54% | 0-4 | 4.30 | 1.30 |
| 2009-05-21 | Aaron Cook | R | 30 | W 9-0 | @ ATL | 9 | 148 | W | 9.0 | 4 | 0 | 0 | 0 | 1 | 3 | 108 | 42 | 66 | 61% | 3-1 | 4.68 | 1.44 |
| 2009-05-22 | Ubaldo Jimenez | R | 25 | L 3-4 | @ DET | 9 | 59 | L | 7.0 | 6 | 3 | 3 | 1 | 1 | 7 | 106 | 39 | 67 | 63% | 3-5 | 4.25 | 1.42 |
| 2009-05-23 | Jason Marquis | R | 31 | W 4-3 | @ DET | 9 | 207 | W | 7.2 | 6 | 3 | 2 | 1 | 1 | 4 | 106 | 38 | 68 | 64% | 6-3 | 4.43 | 1.28 |
| 2009-05-24 | Jason Hammel | R | 27 | W 3-1 | @ DET | 6 | 34 | W | 6.0 | 6 | 1 | 1 | 0 | 3 | 4 | 85 | 31 | 54 | 64% | 1-3 | 4.14 | 1.70 |
| 2009-05-25 | Jorge De La Rosa | L | 28 | W 6-16 | vs LAN | 9 | 73 | L | 3.1 | 7 | 7 | 7 | 0 | 2 | 6 | 77 | 32 | 45 | 58% | 0-5 | 5.22 | 1.38 |
| 2009-05-26 | Aaron Cook | R | 30 | W 1-7 | vs LAN | 10 | 149 | L | 6.0 | 8 | 5 | 4 | 0 | 3 | 2 | 86 | 36 | 50 | 58% | 3-2 | 4.82 | 1.48 |
| 2009-05-27 | Ubaldo Jimenez | R | 25 | W 6-8 | vs LAN | 10 | 60 | L | 6.2 | 9 | 5 | 4 | 0 | 2 | 5 | 108 | 45 | 63 | 58% | 3-6 | 4.35 | 1.43 |
| 2009-05-29 | Jason Marquis | R | 31 | L 3-0 | vs SDN | 10 | 208 | W | 8.0 | 6 | 0 | 0 | 0 | 4 | 6 | 105 | 42 | 63 | 60% | 7-3 | 3.91 | 1.28 |
| 2009-05-30 | Jason Hammel | R | 27 | L 8-7 | vs SDN | 7 | 35 | - | 3.2 | 8 | 6 | 5 | 1 | 0 | 3 | 65 | 17 | 48 | 74% | 1-3 | 4.83 | 1.73 |
| 2009-05-31 | Jorge De La Rosa | L | 28 | W 2-5 | vs SDN | 10 | 74 | L | 5.0 | 6 | 4 | 4 | 1 | 3 | 5 | 84 | 33 | 51 | 61% | 0-6 | 5.40 | 1.42 |
| 2009-06-01 | Aaron Cook | R | 30 | L 1-4 | @ HOU | 11 | 150 | L | 6.0 | 9 | 4 | 4 | 1 | 1 | 2 | 105 | 40 | 65 | 62% | 3-3 | 4.94 | 1.50 |
| 2009-06-02 | Ubaldo Jimenez | R | 25 | L 2-3 | @ HOU | 11 | 61 | - | 6.0 | 7 | 1 | 1 | 0 | 4 | 4 | 114 | 43 | 71 | 62% | 3-6 | 4.09 | 1.47 |
| 2009-06-03 | Jason Marquis | R | 31 | L 4-6 | @ HOU | 11 | 209 | L | 6.0 | 10 | 5 | 4 | 1 | 4 | 2 | 94 | 41 | 53 | 56% | 7-4 | 4.08 | 1.36 |
| 2009-06-04 | Jason Hammel | R | 27 | W 10-3 | @ HOU | 8 | 36 | W | 7.0 | 4 | 2 | 2 | 0 | 2 | 4 | 95 | 33 | 62 | 65% | 2-3 | 4.50 | 1.60 |
| 2009-06-05 | Jorge De La Rosa | L | 28 | W 11-4 | @ SLN | 11 | 75 | W | 6.2 | 7 | 3 | 3 | 2 | 2 | 7 | 110 | 43 | 67 | 61% | 1-6 | 5.31 | 1.43 |
| 2009-06-06 | Aaron Cook | R | 30 | W 10-1 | @ SLN | 12 | 151 | W | 8.0 | 4 | 1 | 1 | 1 | 1 | 4 | 103 | 38 | 65 | 63% | 4-3 | 4.50 | 1.40 |
| 2009-06-07 | Ubaldo Jimenez | R | 25 | W 7-2 | @ SLN | 12 | 62 | W | 8.0 | 4 | 2 | 2 | 0 | 1 | 9 | 112 | 36 | 76 | 68% | 4-6 | 3.89 | 1.38 |
| 2009-06-08 | Jason Marquis | R | 31 | W 5-2 | @ SLN | 12 | 210 | W | 6.2 | 6 | 2 | 2 | 0 | 1 | 4 | 89 | 30 | 59 | 66% | 8-4 | 4.00 | 1.35 |
| 2009-06-09 | Jason Hammel | R | 27 | W 3-2 | @ MIL | 9 | 37 | W | 6.0 | 5 | 2 | 2 | 1 | 1 | 5 | 99 | 35 | 64 | 65% | 3-3 | 4.33 | 1.54 |
| 2009-06-10 | Jorge De La Rosa | L | 28 | W 4-2 | @ MIL | 12 | 76 | W | 6.0 | 4 | 2 | 2 | 0 | 4 | 8 | 104 | 44 | 60 | 58% | 2-6 | 5.10 | 1.42 |
| 2009-06-11 | Aaron Cook | R | 30 | W 5-4 | @ MIL | 13 | 152 | W | 6.0 | 7 | 1 | 1 | 0 | 1 | 7 | 101 | 42 | 59 | 58% | 5-3 | 4.26 | 1.39 |
| 2009-06-12 | Ubaldo Jimenez | R | 25 | L 6-4 | vs SEA | 13 | 63 | W | 9.0 | 8 | 4 | 4 | 1 | 4 | 3 | 125 | 45 | 80 | 64% | 5-6 | 3.90 | 1.37 |
| 2009-06-13 | Jason Marquis | R | 31 | L 5-3 | vs SEA | 13 | 211 | - | 7.0 | 7 | 1 | 1 | 0 | 3 | 2 | 110 | 46 | 64 | 58% | 8-4 | 3.78 | 1.35 |
| 2009-06-14 | Jason Hammel | R | 27 | L 7-1 | vs SEA | 10 | 38 | W | 5.1 | 5 | 1 | 1 | 0 | 0 | 6 | 74 | 20 | 54 | 73% | 4-3 | 4.12 | 1.49 |
| 2009-06-16 | Jorge De La Rosa | L | 28 | W 4-12 | vs TBA | 13 | 77 | L | 2.1 | 8 | 7 | 7 | 2 | 1 | 4 | 62 | 22 | 40 | 65% | 2-7 | 5.79 | 1.49 |
| 2009-06-17 | Aaron Cook | R | 30 | L 5-3 | vs TBA | 14 | 153 | W | 7.0 | 8 | 3 | 3 | 2 | 1 | 3 | 110 | 38 | 72 | 65% | 6-3 | 4.23 | 1.39 |
| 2009-06-18 | Ubaldo Jimenez | R | 25 | L 4-3 | vs TBA | 14 | 64 | W | 6.2 | 6 | 1 | 1 | 0 | 3 | 7 | 116 | 47 | 69 | 59% | 6-6 | 3.74 | 1.38 |
| 2009-06-19 | Jason Marquis | R | 31 | L 7-3 | vs PIT | 14 | 212 | W | 8.2 | 8 | 3 | 3 | 1 | 3 | 3 | 125 | 46 | 79 | 63% | 9-4 | 3.71 | 1.34 |
| 2009-06-20 | Jason Hammel | R | 27 | L 9-7 | vs PIT | 11 | 39 | - | 6.0 | 8 | 5 | 5 | 0 | 2 | 4 | 83 | 31 | 52 | 63% | 4-3 | 4.43 | 1.51 |
| 2009-06-21 | Jorge De La Rosa | L | 28 | L 5-4 | vs PIT | 14 | 78 | W | 5.2 | 7 | 4 | 4 | 1 | 3 | 6 | 106 | 42 | 64 | 60% | 3-7 | 5.88 | 1.52 |
| 2009-06-22 | Aaron Cook | R | 30 | W 11-1 | @ ANA | 15 | 154 | W | 7.0 | 3 | 1 | 1 | 1 | 2 | 4 | 108 | 46 | 62 | 57% | 7-3 | 4.00 | 1.33 |
| 2009-06-23 | Ubaldo Jimenez | R | 25 | L 3-4 | @ ANA | 15 | 65 | L | 7.0 | 7 | 4 | 4 | 1 | 1 | 5 | 114 | 45 | 69 | 61% | 6-7 | 3.84 | 1.36 |
| 2009-06-24 | Jason Marquis | R | 31 | L 3-11 | @ ANA | 15 | 213 | L | 3.1 | 9 | 8 | 7 | 1 | 2 | 4 | 98 | 41 | 57 | 58% | 9-5 | 4.23 | 1.41 |
| 2009-06-26 | Jason Hammel | R | 27 | W 4-2 | @ OAK | 12 | 40 | W | 7.1 | 4 | 2 | 2 | 1 | 2 | 5 | 99 | 33 | 66 | 67% | 5-3 | 4.19 | 1.42 |
| 2009-06-27 | Jorge De La Rosa | L | 28 | W 11-9 | @ OAK | 15 | 79 | W | 6.0 | 5 | 2 | 2 | 0 | 2 | 5 | 100 | 38 | 62 | 62% | 4-7 | 5.67 | 1.49 |
| 2009-06-28 | Aaron Cook | R | 30 | W 3-1 | @ OAK | 16 | 155 | W | 8.0 | 9 | 1 | 1 | 0 | 1 | 4 | 112 | 40 | 72 | 64% | 8-3 | 3.77 | 1.33 |
| 2009-06-29 | Ubaldo Jimenez | R | 25 | L 2-4 | @ LAN | 16 | 66 | - | 7.0 | 5 | 2 | 2 | 0 | 1 | 4 | 104 | 38 | 66 | 63% | 6-7 | 3.76 | 1.33 |
| 2009-06-30 | Jason Marquis | R | 31 | W 3-0 | @ LAN | 16 | 214 | W | 9.0 | 2 | 0 | 0 | 0 | 0 | 3 | 85 | 20 | 65 | 76% | 10-5 | 3.88 | 1.31 |
| 2009-07-01 | Jason Hammel | R | 27 | L 0-1 | @ LAN | 13 | 41 | L | 8.0 | 5 | 1 | 1 | 0 | 0 | 5 | 108 | 34 | 74 | 69% | 5-4 | 3.89 | 1.35 |
| 2009-07-03 | Jorge De La Rosa | L | 28 | L 5-0 | vs ARI | 16 | 80 | W | 8.0 | 4 | 0 | 0 | 0 | 4 | 6 | 106 | 38 | 68 | 64% | 5-7 | 5.16 | 1.45 |
| 2009-07-04 | Aaron Cook | R | 30 | W 7-11 | vs ARI | 17 | 156 | - | 5.0 | 9 | 3 | 2 | 1 | 0 | 2 | 81 | 29 | 52 | 64% | 8-3 | 3.76 | 1.35 |
| 2009-07-05 | Ubaldo Jimenez | R | 25 | W 3-4 | vs ARI | 17 | 67 | L | 6.1 | 4 | 4 | 4 | 1 | 5 | 8 | 116 | 45 | 71 | 61% | 6-8 | 3.85 | 1.33 |
| 2009-07-06 | Jason Marquis | R | 31 | L 1-0 | vs WAS | 17 | 215 | W | 8.0 | 7 | 0 | 0 | 0 | 2 | 3 | 103 | 29 | 74 | 72% | 11-5 | 3.62 | 1.30 |
| 2009-07-07 | Jason Hammel | R | 27 | L 5-4 | vs WAS | 14 | 42 | - | 5.2 | 10 | 4 | 4 | 2 | 2 | 3 | 111 | 49 | 62 | 56% | 5-4 | 4.08 | 1.41 |
| 2009-07-08 | Jorge De La Rosa | L | 28 | L 10-4 | vs WAS | 17 | 81 | W | 6.1 | 5 | 3 | 3 | 0 | 3 | 5 | 107 | 41 | 66 | 62% | 6-7 | 5.06 | 1.43 |
| 2009-07-09 | Aaron Cook | R | 30 | L 7-6 | vs ATL | 18 | 157 | - | 5.2 | 9 | 5 | 5 | 0 | 3 | 3 | 92 | 32 | 60 | 65% | 8-3 | 3.96 | 1.39 |
| 2009-07-10 | Ubaldo Jimenez | R | 25 | W 1-4 | vs ATL | 18 | 68 | L | 6.0 | 6 | 2 | 2 | 0 | 1 | 8 | 90 | 31 | 59 | 66% | 6-9 | 3.80 | 1.32 |
| 2009-07-11 | Jason Marquis | R | 31 | W 3-4 | vs ATL | 18 | 216 | L | 6.0 | 7 | 3 | 3 | 0 | 2 | 4 | 96 | 41 | 55 | 57% | 11-6 | 3.66 | 1.31 |
| 2009-07-12 | Jason Hammel | R | 27 | L 8-7 | vs ATL | 15 | 43 | - | 3.0 | 9 | 5 | 5 | 0 | 0 | 2 | 57 | 20 | 37 | 65% | 5-4 | 4.45 | 1.46 |
| 2009-07-16 | Aaron Cook | R | 30 | W 10-1 | @ SDN | 19 | 158 | W | 6.0 | 8 | 1 | 1 | 0 | 4 | 8 | 100 | 40 | 60 | 60% | 9-3 | 3.83 | 1.42 |
| 2009-07-17 | Ubaldo Jimenez | R | 25 | W 5-3 | @ SDN | 19 | 69 | W | 7.0 | 3 | 3 | 3 | 0 | 4 | 10 | 111 | 47 | 64 | 58% | 7-9 | 3.80 | 1.30 |
| 2009-07-18 | Jason Hammel | R | 27 | L 1-3 | @ SDN | 16 | 44 | - | 5.2 | 5 | 1 | 1 | 0 | 3 | 7 | 105 | 44 | 61 | 58% | 5-4 | 4.26 | 1.45 |
| 2009-07-19 | Jason Marquis | R | 31 | W 6-1 | @ SDN | 19 | 217 | W | 8.0 | 5 | 1 | 1 | 0 | 0 | 3 | 95 | 30 | 65 | 68% | 12-6 | 3.50 | 1.27 |
| 2009-07-20 | Jorge De La Rosa | L | 28 | L 10-6 | vs ARI | 18 | 82 | W | 7.0 | 4 | 1 | 1 | 1 | 1 | 6 | 104 | 40 | 64 | 62% | 7-7 | 4.93 | 1.39 |
| 2009-07-21 | Aaron Cook | R | 30 | W 5-6 | vs ARI | 20 | 159 | - | 6.1 | 8 | 4 | 4 | 0 | 1 | 4 | 90 | 35 | 55 | 61% | 9-3 | 3.94 | 1.42 |
| 2009-07-22 | Ubaldo Jimenez | R | 25 | L 4-3 | vs ARI | 20 | 70 | - | 6.0 | 5 | 3 | 3 | 1 | 2 | 5 | 117 | 44 | 73 | 62% | 7-9 | 3.84 | 1.29 |
| 2009-07-24 | Jason Hammel | R | 27 | W 1-3 | vs SFN | 17 | 45 | L | 6.0 | 7 | 3 | 3 | 1 | 1 | 2 | 93 | 33 | 60 | 65% | 5-5 | 4.28 | 1.45 |
| 2009-07-25 | Jorge De La Rosa | L | 28 | L 8-2 | vs SFN | 19 | 83 | W | 7.1 | 7 | 2 | 2 | 0 | 0 | 7 | 95 | 24 | 71 | 75% | 8-7 | 4.78 | 1.37 |
| 2009-07-26 | Aaron Cook | R | 30 | L 4-2 | vs SFN | 21 | 160 | W | 7.0 | 9 | 2 | 2 | 0 | 0 | 2 | 76 | 26 | 50 | 66% | 10-3 | 3.87 | 1.41 |
| 2009-07-27 | Ubaldo Jimenez | R | 26 | L 3-7 | @ NYN | 21 | 71 | - | 7.0 | 6 | 3 | 3 | 1 | 2 | 4 | 99 | 42 | 57 | 58% | 7-9 | 3.84 | 1.29 |
| 2009-07-28 | Jason Marquis | R | 31 | L 0-4 | @ NYN | 20 | 218 | L | 6.0 | 7 | 3 | 2 | 0 | 1 | 3 | 86 | 36 | 50 | 58% | 12-7 | 3.48 | 1.27 |
| 2009-07-30 | Jason Hammel | R | 27 | L 0-7 | @ NYN | 18 | 46 | L | 1.1 | 7 | 5 | 5 | 0 | 0 | 1 | 43 | 15 | 28 | 65% | 5-6 | 4.68 | 1.50 |
| 2009-07-30 | Jorge De La Rosa | L | 28 | W 4-2 | @ NYN | 20 | 84 | W | 6.1 | 3 | 2 | 2 | 1 | 3 | 5 | 109 | 51 | 58 | 53% | 9-7 | 4.69 | 1.35 |
| 2009-07-31 | Aaron Cook | R | 30 | W 5-3 | @ CIN | 22 | 161 | - | 6.2 | 7 | 3 | 3 | 2 | 2 | 4 | 112 | 48 | 64 | 57% | 10-3 | 3.87 | 1.41 |
| 2009-08-01 | Ubaldo Jimenez | R | 26 | W 6-2 | @ CIN | 22 | 72 | W | 8.0 | 5 | 2 | 2 | 1 | 0 | 8 | 110 | 36 | 74 | 67% | 8-9 | 3.75 | 1.25 |
| 2009-08-02 | Jason Marquis | R | 31 | W 6-4 | @ CIN | 21 | 219 | - | 7.0 | 4 | 3 | 3 | 1 | 2 | 4 | 105 | 37 | 68 | 65% | 12-7 | 3.50 | 1.25 |
| 2009-08-04 | Jason Hammel | R | 27 | W 8-3 | @ PHI | 19 | 47 | W | 6.2 | 9 | 3 | 3 | 1 | 0 | 6 | 93 | 31 | 62 | 67% | 6-6 | 4.62 | 1.49 |
| 2009-08-05 | Jorge De La Rosa | L | 28 | L 0-7 | @ PHI | 21 | 85 | L | 5.0 | 10 | 7 | 7 | 3 | 0 | 3 | 77 | 24 | 53 | 69% | 9-8 | 5.02 | 1.38 |
| 2009-08-06 | Aaron Cook | R | 30 | L 1-3 | @ PHI | 23 | 162 | L | 5.0 | 7 | 3 | 3 | 1 | 0 | 0 | 71 | 25 | 46 | 65% | 10-4 | 3.92 | 1.41 |
| 2009-08-07 | Ubaldo Jimenez | R | 26 | L 6-2 | vs CHN | 23 | 73 | W | 6.2 | 4 | 2 | 1 | 0 | 5 | 6 | 108 | 46 | 62 | 57% | 9-9 | 3.66 | 1.26 |
| 2009-08-08 | Jason Marquis | R | 31 | W 5-6 | vs CHN | 22 | 220 | L | 6.0 | 8 | 5 | 5 | 1 | 5 | 4 | 100 | 40 | 60 | 60% | 12-8 | 3.66 | 1.29 |
| 2009-08-09 | Jason Hammel | R | 27 | L 11-5 | vs CHN | 20 | 48 | W | 5.0 | 11 | 3 | 3 | 0 | 0 | 4 | 70 | 21 | 49 | 70% | 7-6 | 4.66 | 1.52 |
| 2009-08-10 | Jorge De La Rosa | L | 28 | L 11-5 | vs CHN | 22 | 86 | W | 7.2 | 7 | 1 | 1 | 1 | 4 | 11 | 123 | 49 | 74 | 60% | 10-8 | 4.78 | 1.38 |
| 2009-08-11 | Jhoulys Chacin | R | 22 | W 3-7 | vs PIT | 1 | 1 | L | 2.2 | 1 | 4 | 4 | 0 | 6 | 1 | 71 | 35 | 36 | 51% | 0-1 | 5.63 | 1.50 |
| 2009-08-12 | Ubaldo Jimenez | R | 26 | L 8-0 | vs PIT | 24 | 74 | W | 8.0 | 3 | 0 | 0 | 0 | 4 | 6 | 118 | 50 | 68 | 58% | 10-9 | 3.47 | 1.24 |
| 2009-08-13 | Jason Marquis | R | 31 | L 10-1 | vs PIT | 23 | 221 | W | 7.0 | 3 | 1 | 1 | 0 | 3 | 6 | 105 | 40 | 65 | 62% | 13-8 | 3.55 | 1.27 |
| 2009-08-14 | Jason Hammel | R | 27 | L 5-6 | @ FLO | 21 | 49 | L | 4.0 | 6 | 3 | 3 | 0 | 4 | 3 | 94 | 43 | 51 | 54% | 7-7 | 4.73 | 1.55 |
| 2009-08-16 | Aaron Cook | R | 31 | L 3-10 | @ FLO | 24 | 163 | L | 2.1 | 8 | 7 | 7 | 2 | 3 | 2 | 70 | 32 | 38 | 54% | 10-5 | 4.31 | 1.46 |
| 2009-08-16 | Jorge De La Rosa | L | 28 | W 7-3 | @ FLO | 23 | 87 | W | 5.2 | 7 | 1 | 0 | 0 | 3 | 9 | 117 | 52 | 65 | 56% | 11-8 | 4.57 | 1.39 |
| 2009-08-18 | Ubaldo Jimenez | R | 26 | W 4-3 | @ WAS | 25 | 75 | W | 8.0 | 7 | 2 | 2 | 0 | 1 | 5 | 109 | 36 | 73 | 67% | 11-9 | 3.42 | 1.23 |
| 2009-08-19 | Jason Marquis | R | 31 | W 5-4 | @ WAS | 24 | 222 | W | 6.0 | 9 | 3 | 3 | 0 | 1 | 1 | 85 | 29 | 56 | 66% | 14-8 | 3.59 | 1.28 |
| 2009-08-20 | Jason Hammel | R | 27 | W 4-1 | @ WAS | 22 | 50 | W | 7.0 | 3 | 1 | 1 | 0 | 2 | 3 | 83 | 35 | 48 | 58% | 8-7 | 4.54 | 1.50 |
| 2009-08-21 | Aaron Cook | R | 31 | W 3-6 | vs SFN | 25 | 164 | L | 3.0 | 3 | 4 | 4 | 0 | 2 | 0 | 47 | 20 | 27 | 57% | 10-6 | 4.47 | 1.47 |
| 2009-08-22 | Jorge De La Rosa | L | 28 | L 14-11 | vs SFN | 24 | 88 | W | 6.0 | 8 | 6 | 6 | 2 | 1 | 5 | 82 | 26 | 56 | 68% | 12-8 | 4.75 | 1.39 |
| 2009-08-23 | Ubaldo Jimenez | R | 26 | L 4-2 | vs SFN | 26 | 76 | W | 8.0 | 6 | 2 | 2 | 1 | 2 | 9 | 119 | 46 | 73 | 61% | 12-9 | 3.36 | 1.22 |
| 2009-08-24 | Jason Marquis | R | 31 | L 6-4 | vs SFN | 25 | 223 | - | 8.0 | 6 | 1 | 1 | 0 | 2 | 5 | 122 | 49 | 73 | 60% | 14-8 | 3.47 | 1.27 |
| 2009-08-25 | Jason Hammel | R | 27 | L 5-4 | vs LAN | 23 | 51 | - | 7.0 | 8 | 2 | 2 | 1 | 2 | 4 | 118 | 47 | 71 | 60% | 8-7 | 4.43 | 1.50 |
| 2009-08-26 | Josh Fogg | R | 33 | W 1-6 | vs LAN | 1 | 194 | L | 3.0 | 4 | 6 | 6 | 3 | 4 | 3 | 73 | 32 | 41 | 56% | 0-2 | 3.35 | 1.12 |
| 2009-08-27 | Jorge De La Rosa | L | 28 | W 2-3 | vs LAN | 25 | 89 | L | 7.0 | 8 | 3 | 3 | 1 | 4 | 7 | 113 | 46 | 67 | 59% | 12-9 | 4.71 | 1.41 |
| 2009-08-28 | Ubaldo Jimenez | R | 26 | L 0-2 | @ SFN | 27 | 77 | L | 7.0 | 7 | 2 | 2 | 1 | 3 | 4 | 104 | 43 | 61 | 59% | 12-10 | 3.33 | 1.23 |
| 2009-08-29 | Jason Marquis | R | 31 | L 3-5 | @ SFN | 26 | 224 | L | 6.0 | 9 | 5 | 5 | 1 | 1 | 2 | 91 | 30 | 61 | 67% | 14-9 | 3.61 | 1.28 |
| 2009-08-30 | Jason Hammel | R | 27 | L 5-9 | @ SFN | 24 | 52 | - | 5.0 | 4 | 2 | 2 | 0 | 1 | 2 | 53 | 16 | 37 | 70% | 8-7 | 4.40 | 1.48 |
| 2009-09-01 | Jorge De La Rosa | L | 28 | L 8-3 | vs NYN | 26 | 90 | W | 6.0 | 4 | 2 | 1 | 0 | 3 | 6 | 99 | 50 | 49 | 49% | 13-9 | 4.59 | 1.40 |
| 2009-09-02 | Ubaldo Jimenez | R | 26 | L 5-2 | vs NYN | 28 | 78 | W | 8.0 | 5 | 2 | 2 | 1 | 1 | 4 | 109 | 45 | 64 | 59% | 13-10 | 3.29 | 1.21 |
| 2009-09-03 | Jason Marquis | R | 31 | W 3-8 | vs NYN | 27 | 225 | L | 5.0 | 9 | 5 | 5 | 0 | 2 | 2 | 83 | 37 | 46 | 55% | 14-10 | 3.76 | 1.31 |
| 2009-09-04 | Jason Hammel | R | 27 | L 5-4 | vs ARI | 25 | 53 | - | 6.0 | 5 | 4 | 3 | 0 | 3 | 6 | 108 | 40 | 68 | 63% | 8-7 | 4.41 | 1.48 |
| 2009-09-05 | Jose Contreras | R | 38 | L 4-1 | vs ARI | 22 | 174 | W | 6.2 | 8 | 1 | 1 | 1 | 1 | 5 | 94 | 35 | 59 | 63% | 6-13 | 5.21 | 1.45 |
| 2009-09-06 | Jorge De La Rosa | L | 28 | L 13-5 | vs ARI | 27 | 91 | W | 5.0 | 2 | 1 | 1 | 1 | 6 | 4 | 97 | 49 | 48 | 49% | 14-9 | 4.50 | 1.41 |
| 2009-09-07 | Ubaldo Jimenez | R | 26 | L 4-3 | vs CIN | 29 | 79 | - | 6.0 | 6 | 3 | 3 | 1 | 3 | 5 | 85 | 34 | 51 | 60% | 13-10 | 3.32 | 1.22 |
| 2009-09-08 | Jason Marquis | R | 31 | L 3-1 | vs CIN | 28 | 226 | W | 7.1 | 4 | 1 | 1 | 0 | 3 | 7 | 111 | 49 | 62 | 56% | 15-10 | 3.65 | 1.29 |
| 2009-09-09 | Jason Hammel | R | 27 | L 4-3 | vs CIN | 26 | 54 | - | 7.1 | 3 | 2 | 2 | 0 | 1 | 8 | 101 | 34 | 67 | 66% | 8-7 | 4.32 | 1.43 |
| 2009-09-10 | Jose Contreras | R | 38 | L 5-1 | vs CIN | 23 | 175 | - | 3.0 | 4 | 1 | 1 | 0 | 3 | 5 | 66 | 23 | 43 | 65% | 6-13 | 5.15 | 1.47 |
| 2009-09-11 | Jorge De La Rosa | L | 28 | W 4-1 | @ SDN | 28 | 92 | - | 7.0 | 5 | 1 | 1 | 0 | 4 | 8 | 110 | 43 | 67 | 61% | 14-9 | 4.37 | 1.40 |
| 2009-09-12 | Esmil Rogers | R | 24 | L 2-3 | @ SDN | 1 | 1 | - | 4.0 | 3 | 2 | 2 | 0 | 2 | 3 | 80 | 35 | 45 | 56% | 0-0 | 4.50 | 1.25 |
| 2009-09-13 | Jason Marquis | R | 31 | L 3-7 | @ SDN | 29 | 227 | L | 5.2 | 8 | 5 | 5 | 1 | 4 | 3 | 113 | 51 | 62 | 55% | 15-11 | 3.78 | 1.32 |
| 2009-09-14 | Jason Hammel | R | 27 | L 1-9 | @ SFN | 27 | 55 | L | 6.0 | 7 | 4 | 4 | 1 | 1 | 5 | 93 | 29 | 64 | 69% | 8-8 | 4.38 | 1.43 |
| 2009-09-15 | Ubaldo Jimenez | R | 26 | L 2-10 | @ SFN | 30 | 80 | L | 2.2 | 6 | 7 | 6 | 0 | 2 | 6 | 91 | 37 | 54 | 59% | 13-11 | 3.55 | 1.24 |
| 2009-09-16 | Jorge De La Rosa | L | 28 | W 4-3 | @ SFN | 29 | 93 | W | 8.0 | 3 | 0 | 0 | 0 | 2 | 9 | 115 | 38 | 77 | 67% | 15-9 | 4.17 | 1.37 |
| 2009-09-18 | Jason Marquis | R | 31 | L 5-7 | @ ARI | 30 | 228 | - | 6.0 | 6 | 4 | 4 | 1 | 5 | 7 | 106 | 50 | 56 | 53% | 15-11 | 3.85 | 1.33 |
| 2009-09-19 | Jason Hammel | R | 27 | W 10-4 | @ ARI | 28 | 56 | W | 7.0 | 4 | 3 | 3 | 1 | 2 | 5 | 108 | 41 | 67 | 62% | 9-8 | 4.36 | 1.40 |
| 2009-09-20 | Ubaldo Jimenez | R | 26 | W 5-1 | @ ARI | 31 | 81 | W | 7.0 | 5 | 1 | 1 | 0 | 3 | 8 | 126 | 52 | 74 | 59% | 14-11 | 3.47 | 1.23 |
| 2009-09-22 | Jorge De La Rosa | L | 28 | L 11-10 | vs SDN | 30 | 94 | - | 2.1 | 6 | 6 | 6 | 0 | 3 | 2 | 63 | 30 | 33 | 52% | 15-9 | 4.42 | 1.40 |
| 2009-09-23 | Jason Marquis | R | 31 | W 3-6 | vs SDN | 31 | 229 | L | 4.2 | 5 | 6 | 5 | 1 | 5 | 6 | 96 | 44 | 52 | 54% | 15-12 | 3.98 | 1.35 |
| 2009-09-24 | Jason Hammel | R | 27 | W 4-5 | vs SDN | 29 | 57 | - | 6.1 | 6 | 2 | 2 | 1 | 0 | 6 | 86 | 30 | 56 | 65% | 9-8 | 4.29 | 1.38 |
| 2009-09-25 | Aaron Cook | R | 31 | L 2-1 | vs SLN | 26 | 165 | - | 5.0 | 4 | 0 | 0 | 0 | 0 | 1 | 76 | 26 | 50 | 66% | 10-6 | 4.32 | 1.45 |
| 2009-09-26 | Ubaldo Jimenez | R | 26 | W 3-6 | vs SLN | 32 | 82 | L | 7.0 | 6 | 4 | 4 | 1 | 3 | 7 | 112 | 40 | 72 | 64% | 14-12 | 3.52 | 1.24 |
| 2009-09-27 | Jorge De La Rosa | L | 28 | L 4-3 | vs SLN | 31 | 95 | W | 5.0 | 4 | 3 | 3 | 0 | 3 | 8 | 96 | 40 | 56 | 58% | 16-9 | 4.45 | 1.40 |
| 2009-09-29 | Jason Marquis | R | 31 | L 7-5 | vs MIL | 32 | 230 | - | 6.0 | 6 | 2 | 2 | 0 | 4 | 1 | 85 | 37 | 48 | 56% | 15-12 | 3.95 | 1.36 |
| 2009-09-30 | Jason Hammel | R | 27 | L 10-6 | vs MIL | 30 | 58 | W | 5.0 | 7 | 4 | 4 | 2 | 1 | 8 | 89 | 37 | 52 | 58% | 10-8 | 4.37 | 1.39 |
| 2009-10-01 | Aaron Cook | R | 31 | L 9-2 | vs MIL | 27 | 166 | W | 8.0 | 4 | 1 | 1 | 1 | 1 | 2 | 85 | 34 | 51 | 60% | 11-6 | 4.16 | 1.41 |
| 2009-10-02 | Ubaldo Jimenez | R | 26 | W 4-3 | @ LAN | 33 | 83 | W | 6.0 | 2 | 1 | 1 | 0 | 4 | 10 | 123 | 53 | 70 | 57% | 15-12 | 3.47 | 1.23 |
| 2009-10-03 | Jorge De La Rosa | L | 28 | L 0-5 | @ LAN | 32 | 96 | - | 3.0 | 0 | 0 | 0 | 0 | 0 | 4 | 38 | 10 | 28 | 74% | 16-9 | 4.38 | 1.38 |
| 2009-10-04 | Jason Marquis | R | 31 | L 3-5 | @ LAN | 33 | 231 | L | 4.0 | 8 | 4 | 4 | 0 | 2 | 3 | 85 | 31 | 54 | 64% | 15-13 | 4.04 | 1.38 |