| 1984-04-03 | vs PHI | 1 | L 0-5 | 0-1 | 3 | 34,331 | Len Barker | Steve Carlton | Steve Carlton | Len Barker | | 0 | 5 | -5 |
| 1984-04-04 | vs PHI | 2 | W 4-0 | 1-1 | 2 | 11,152 | Craig McMurtry | John Denny | Craig McMurtry | John Denny | Steve Bedrosian | 4 | 5 | -1 |
| 1984-04-06 | vs MON | 3 | L 5-8 | 1-2 | 2 | 18,411 | Ken Dayley | Bryn Smith | Bryn Smith | Ken Dayley | Greg Harris | 9 | 13 | -4 |
| 1984-04-07 | vs MON | 4 | L 2-7 | 1-3 | 2 | 24,663 | Pete Falcone | David Palmer | David Palmer | Pete Falcone | Jeff Reardon | 11 | 20 | -9 |
| 1984-04-08 | vs MON | 5 | W 6-2 | 2-3 | 2 | 21,287 | Len Barker | Charlie Lea | Len Barker | Charlie Lea | Steve Bedrosian | 17 | 22 | -5 |
| 1984-04-10 | vs NYN | 6 | L 2-4 | 2-4 | 3 | 6,660 | Craig McMurtry | Ron Darling | Craig Swan | Craig McMurtry | Jesse Orosco | 19 | 26 | -7 |
| 1984-04-11 | vs NYN | 7 | L 1-6 | 2-5 | 5 | 8,569 | Ken Dayley | Walt Terrell | Walt Terrell | Ken Dayley | | 20 | 32 | -12 |
| 1984-04-12 | @ SDN | 8 | L 1-6 | 2-6 | 5 | 12,419 | Pete Falcone | Ed Whitson | Ed Whitson | Pete Falcone | Dave Dravecky | 21 | 38 | -17 |
| 1984-04-13 | @ SDN | 9 | L 2-5 | 2-7 | 6 | 22,614 | Len Barker | Eric Show | Eric Show | Len Barker | Rich Gossage | 23 | 43 | -20 |
| 1984-04-14 | @ SDN | 10 | W 5-1 | 3-7 | 6 | 46,322 | Rick Camp | Mark Thurmond | Rick Camp | Mark Thurmond | Jeff Dedmon | 28 | 44 | -16 |
| 1984-04-15 | @ SDN | 11 | L 4-6 | 3-8 | 6 | 27,973 | Craig McMurtry | Andy Hawkins | Sid Monge | Craig McMurtry | Rich Gossage | 32 | 50 | -18 |
| 1984-04-18 | @ CIN | 12 | W 5-4 | 4-8 | 5 | 6,973 | Len Barker | Mario Soto | Steve Bedrosian | Tom Hume | | 37 | 54 | -17 |
| 1984-04-20 | vs HOU | 13 | W 8-7 | 5-8 | 4 | 12,810 | Ken Dayley | Nolan Ryan | Gene Garber | Vern Ruhle | | 45 | 61 | -16 |
| 1984-04-21 | vs HOU | 14 | L 3-4 | 5-9 | 5 | 29,347 | Craig McMurtry | Mike Scott | Bill Dawley | Steve Bedrosian | Frank DiPino | 48 | 65 | -17 |
| 1984-04-22 | vs HOU | 15 | L 1-3 | 5-10 | 5 | 6,891 | Pete Falcone | Joe Niekro | Joe Niekro | Pete Falcone | Frank DiPino | 49 | 68 | -19 |
| 1984-04-24 | vs CIN | 16 | W 4-2 | 6-10 | 5 | 10,969 | Len Barker | Bruce Berenyi | Len Barker | Tom Hume | Steve Bedrosian | 53 | 70 | -17 |
| 1984-04-25 | vs CIN | 17 | L 3-4 | 6-11 | 5 | 13,886 | Ken Dayley | Mario Soto | Mario Soto | Ken Dayley | Brad Lesley | 56 | 74 | -18 |
| 1984-04-26 | vs CIN | 18 | W 2-1 | 7-11 | 3 | 11,068 | Craig McMurtry | Jeff Russell | Craig McMurtry | Jeff Russell | Terry Forster | 58 | 75 | -17 |
| 1984-04-27 | @ HOU | 19 | W 6-0 | 8-11 | 3 | 17,961 | Pete Falcone | Joe Niekro | Pete Falcone | Joe Niekro | | 64 | 75 | -11 |
| 1984-04-28 | @ HOU | 20 | W 5-3 | 9-11 | 3 | 18,899 | Rick Camp | Bob Knepper | Rick Camp | Bob Knepper | Gene Garber | 69 | 78 | -9 |
| 1984-04-29 | @ HOU | 21 | L 5-8 | 9-12 | 4 | 22,363 | Len Barker | Mike Scott | Mike Scott | Len Barker | | 74 | 86 | -12 |
| 1984-05-01 | vs SDN | 22 | L 2-3 | 9-13 | 4 | 10,748 | Craig McMurtry | Eric Show | Eric Show | Craig McMurtry | Rich Gossage | 76 | 89 | -13 |
| 1984-05-03 | vs SDN | 23 | W 6-5 | 10-13 | 4 | 8,072 | Pete Falcone | Tim Lollar | Steve Bedrosian | Rich Gossage | Terry Forster | 82 | 94 | -12 |
| 1984-05-05 | @ MON | 24 | L 1-2 | 10-14 | 4 | 16,519 | Len Barker | Bryn Smith | Andy McGaffigan | Gene Garber | | 83 | 96 | -13 |
| 1984-05-06 | @ MON | 25 | W 2-0 | 12-14 | 4 | 0 | Craig McMurtry | Charlie Lea | Craig McMurtry | Charlie Lea | Steve Bedrosian | 85 | 96 | -11 |
| 1984-05-06 | @ MON | 26 | W 9-8 | 12-14 | 4 | 26,577 | Rick Camp | David Palmer | Jeff Dedmon | Bob James | Steve Bedrosian | 94 | 104 | -10 |
| 1984-05-07 | @ PHI | 27 | W 8-6 | 13-14 | 4 | 17,739 | Pascual Perez | Marty Bystrom | Pascual Perez | Marty Bystrom | Gene Garber | 102 | 110 | -8 |
| 1984-05-08 | @ PHI | 28 | W 8-2 | 14-14 | 4 | 13,443 | Pete Falcone | John Denny | Pete Falcone | John Denny | | 110 | 112 | -2 |
| 1984-05-09 | @ NYN | 29 | L 1-3 | 14-15 | 4 | 8,141 | Rick Mahler | Ron Darling | Ron Darling | Rick Mahler | Jesse Orosco | 111 | 115 | -4 |
| 1984-05-10 | @ NYN | 30 | W 7-3 | 15-15 | 4 | 6,900 | Len Barker | Walt Terrell | Len Barker | Walt Terrell | | 118 | 118 | 0 |
| 1984-05-11 | vs PIT | 31 | W 4-2 | 16-15 | 4 | 24,586 | Craig McMurtry | John Candelaria | Terry Forster | Kent Tekulve | | 122 | 120 | 2 |
| 1984-05-12 | vs PIT | 32 | W 4-3 | 17-15 | 4 | 41,319 | Pascual Perez | Larry McWilliams | Pascual Perez | Cecilio Guante | Jeff Dedmon | 126 | 123 | 3 |
| 1984-05-13 | vs PIT | 33 | W 9-8 | 18-15 | 3 | 23,035 | Pete Falcone | John Tudor | Jeff Dedmon | John Candelaria | | 135 | 131 | 4 |
| 1984-05-15 | @ SLN | 34 | L 1-9 | 18-16 | 3 | 34,595 | Len Barker | Joaquin Andujar | Joaquin Andujar | Len Barker | | 136 | 140 | -4 |
| 1984-05-16 | @ SLN | 35 | L 2-4 | 18-17 | 3 | 18,765 | Craig McMurtry | Dave LaPoint | Dave LaPoint | Craig McMurtry | Bruce Sutter | 138 | 144 | -6 |
| 1984-05-17 | @ SLN | 36 | W 7-2 | 19-17 | 3 | 25,738 | Pascual Perez | Danny Cox | Pascual Perez | Danny Cox | | 145 | 146 | -1 |
| 1984-05-18 | @ PIT | 37 | L 0-6 | 19-18 | 4 | 10,947 | Pete Falcone | Larry McWilliams | Larry McWilliams | Pete Falcone | | 145 | 152 | -7 |
| 1984-05-19 | @ PIT | 38 | W 4-2 | 20-18 | 3 | 11,989 | Rick Mahler | John Tudor | Rick Mahler | John Tudor | | 149 | 154 | -5 |
| 1984-05-20 | @ PIT | 39 | W 5-1 | 21-18 | 2 | 16,412 | Len Barker | Jose DeLeon | Steve Bedrosian | Kent Tekulve | | 154 | 155 | -1 |
| 1984-05-23 | @ CHN | 40 | L 1-3 | 21-19 | 2 | 15,860 | Craig McMurtry | Steve Trout | Steve Trout | Craig McMurtry | Lee Smith | 155 | 158 | -3 |
| 1984-05-24 | @ CHN | 41 | L 7-10 | 21-21 | 3 | 0 | Pascual Perez | Chuck Rainey | Chuck Rainey | Pascual Perez | Warren Brusstar | 162 | 168 | -6 |
| 1984-05-24 | @ CHN | 42 | L 5-7 | 21-21 | 3 | 24,551 | Pete Falcone | Rick Reuschel | Rick Reuschel | Pete Falcone | Rich Bordi | 167 | 175 | -8 |
| 1984-05-25 | vs SLN | 43 | W 8-4 | 22-21 | 3 | 28,734 | Len Barker | Dave LaPoint | Len Barker | Dave LaPoint | Donnie Moore | 175 | 179 | -4 |
| 1984-05-26 | vs SLN | 44 | W 7-3 | 23-21 | 1 | 39,170 | Rick Mahler | John Stuper | Rick Mahler | Neil Allen | Jeff Dedmon | 182 | 182 | 0 |
| 1984-05-27 | vs SLN | 45 | L 9-12 | 23-22 | 4 | 35,329 | Craig McMurtry | Joaquin Andujar | Joaquin Andujar | Craig McMurtry | Bruce Sutter | 191 | 194 | -3 |
| 1984-05-28 | vs SLN | 46 | W 6-2 | 24-22 | 3 | 11,159 | Pete Falcone | Danny Cox | Pete Falcone | Danny Cox | Donnie Moore | 197 | 196 | 1 |
| 1984-05-29 | vs CHN | 47 | W 7-4 | 25-22 | 3 | 15,156 | Pascual Perez | Scott Sanderson | Pascual Perez | Warren Brusstar | Terry Forster | 204 | 200 | 4 |
| 1984-05-30 | vs CHN | 48 | L 2-6 | 25-23 | 4 | 16,660 | Len Barker | Steve Trout | Steve Trout | Len Barker | Lee Smith | 206 | 206 | 0 |
| 1984-05-31 | @ CIN | 49 | W 7-1 | 26-23 | 3 | 2,472 | Rick Mahler | Frank Pastore | Rick Mahler | Frank Pastore | | 213 | 207 | 6 |
| 1984-06-01 | @ CIN | 50 | W 4-2 | 28-23 | 2 | 0 | Craig McMurtry | Bruce Berenyi | Craig McMurtry | Bruce Berenyi | Steve Bedrosian | 217 | 209 | 8 |
| 1984-06-01 | @ CIN | 51 | W 7-3 | 28-23 | 2 | 29,650 | Pete Falcone | Jeff Russell | Pete Falcone | Ted Power | Steve Bedrosian | 224 | 212 | 12 |
| 1984-06-02 | @ CIN | 52 | W 9-3 | 29-23 | 1 | 24,814 | Pascual Perez | Bob Owchinko | Pascual Perez | Bob Owchinko | Terry Forster | 233 | 215 | 18 |
| 1984-06-03 | @ CIN | 53 | W 4-0 | 30-23 | 1 | 27,931 | Len Barker | Joe Price | Terry Forster | Ted Power | | 237 | 215 | 22 |
| 1984-06-04 | @ SFN | 54 | W 2-1 | 31-23 | 1 | 9,841 | Rick Mahler | Mark Davis | Rick Mahler | Mark Davis | Steve Bedrosian | 239 | 216 | 23 |
| 1984-06-05 | @ SFN | 55 | W 8-3 | 32-23 | 1 | 7,166 | Craig McMurtry | Mike Krukow | Craig McMurtry | Mike Krukow | Gene Garber | 247 | 219 | 28 |
| 1984-06-06 | @ SFN | 56 | W 5-4 | 33-23 | 1 | 7,635 | Pete Falcone | Jeff Robinson | Steve Bedrosian | Gary Lavelle | | 252 | 223 | 29 |
| 1984-06-07 | @ LAN | 57 | W 8-1 | 34-23 | 1 | 35,168 | Pascual Perez | Orel Hershiser | Pascual Perez | Orel Hershiser | | 260 | 224 | 36 |
| 1984-06-08 | @ LAN | 58 | L 3-5 | 34-24 | 1 | 43,586 | Len Barker | Bob Welch | Bob Welch | Len Barker | Pat Zachry | 263 | 229 | 34 |
| 1984-06-09 | @ LAN | 59 | L 3-4 | 34-25 | 2 | 38,394 | Rick Mahler | Fernando Valenzuela | Fernando Valenzuela | Steve Bedrosian | | 266 | 233 | 33 |
| 1984-06-10 | @ LAN | 60 | L 2-3 | 34-26 | 2 | 41,182 | Craig McMurtry | Alejandro Pena | Alejandro Pena | Craig McMurtry | Burt Hooton | 268 | 236 | 32 |
| 1984-06-11 | @ SDN | 61 | L 4-5 | 34-27 | 2 | 9,271 | Pete Falcone | Mark Thurmond | Dave Dravecky | Steve Bedrosian | | 272 | 241 | 31 |
| 1984-06-12 | @ SDN | 62 | L 6-7 | 34-28 | 3 | 19,920 | Pascual Perez | Eric Show | Craig Lefferts | Steve Bedrosian | | 278 | 248 | 30 |
| 1984-06-14 | vs CIN | 63 | W 3-0 | 35-28 | 2 | 24,549 | Len Barker | Jeff Russell | Len Barker | Jeff Russell | Donnie Moore | 281 | 248 | 33 |
| 1984-06-15 | vs CIN | 64 | W 6-1 | 36-28 | 2 | 28,779 | Rick Mahler | Frank Pastore | Rick Mahler | Frank Pastore | | 287 | 249 | 38 |
| 1984-06-16 | vs CIN | 65 | L 1-2 | 36-29 | 2 | 47,547 | Pete Falcone | Mario Soto | Ted Power | Steve Bedrosian | | 288 | 251 | 37 |
| 1984-06-17 | vs CIN | 66 | W 6-5 | 37-29 | 2 | 25,456 | Pascual Perez | Charlie Puleo | Pascual Perez | Bob Owchinko | Donnie Moore | 294 | 256 | 38 |
| 1984-06-19 | vs SFN | 67 | W 11-6 | 38-29 | 2 | 18,627 | Craig McMurtry | Mark Davis | Rick Camp | Jeff Cornell | | 305 | 262 | 43 |
| 1984-06-20 | vs SFN | 68 | W 6-5 | 39-29 | 2 | 17,665 | Len Barker | Jeff Robinson | Len Barker | Jeff Robinson | Terry Forster | 311 | 267 | 44 |
| 1984-06-21 | vs SFN | 69 | L 3-5 | 39-30 | 2 | 18,375 | Rick Mahler | Bill Laskey | Bill Laskey | Rick Mahler | Greg Minton | 314 | 272 | 42 |
| 1984-06-22 | vs LAN | 70 | L 4-10 | 39-31 | 2 | 45,931 | Pete Falcone | Bob Welch | Bob Welch | Pete Falcone | | 318 | 282 | 36 |
| 1984-06-23 | vs LAN | 71 | L 2-10 | 39-32 | 2 | 46,036 | Pascual Perez | Fernando Valenzuela | Fernando Valenzuela | Pascual Perez | Orel Hershiser | 320 | 292 | 28 |
| 1984-06-24 | vs LAN | 72 | L 2-5 | 39-33 | 2 | 43,475 | Craig McMurtry | Alejandro Pena | Alejandro Pena | Craig McMurtry | Tom Niedenfuer | 322 | 297 | 25 |
| 1984-06-25 | vs HOU | 73 | L 5-8 | 40-34 | 2 | 0 | Len Barker | Mike LaCoss | Mike LaCoss | Len Barker | Frank DiPino | 327 | 305 | 22 |
| 1984-06-25 | vs HOU | 74 | W 6-4 | 40-34 | 2 | 22,705 | Rick Mahler | Mike Madden | Rick Mahler | Mike Madden | Donnie Moore | 333 | 309 | 24 |
| 1984-06-26 | vs HOU | 75 | L 5-10 | 40-35 | 2 | 16,026 | Rick Camp | Joe Niekro | Joe Niekro | Rick Camp | | 338 | 319 | 19 |
| 1984-06-27 | vs HOU | 76 | W 6-4 | 41-35 | 2 | 13,414 | Pascual Perez | Mike Scott | Pascual Perez | Mike Scott | Donnie Moore | 344 | 323 | 21 |
| 1984-06-28 | @ NYN | 77 | W 5-3 | 42-35 | 2 | 15,077 | Craig McMurtry | Bruce Berenyi | Craig McMurtry | Bruce Berenyi | Jeff Dedmon | 349 | 326 | 23 |
| 1984-06-29 | @ NYN | 78 | W 5-3 | 43-35 | 2 | 21,458 | Steve Bedrosian | Ed Lynch | Steve Bedrosian | Ed Lynch | Donnie Moore | 354 | 329 | 25 |
| 1984-07-01 | @ NYN | 79 | L 1-2 | 43-37 | 2 | 0 | Rick Mahler | Ron Darling | Ron Darling | Rick Mahler | Jesse Orosco | 355 | 331 | 24 |
| 1984-07-01 | @ NYN | 80 | L 2-3 | 43-37 | 2 | 8,949 | Rick Camp | Walt Terrell | Tim Leary | Jeff Dedmon | Doug Sisk | 357 | 334 | 23 |
| 1984-07-02 | vs MON | 81 | L 4-5 | 43-38 | 2 | 15,062 | Pascual Perez | David Palmer | David Palmer | Pascual Perez | Jeff Reardon | 361 | 339 | 22 |
| 1984-07-03 | vs MON | 82 | W 5-3 | 44-38 | 2 | 27,402 | Craig McMurtry | Bill Gullickson | Craig McMurtry | Bill Gullickson | Donnie Moore | 366 | 342 | 24 |
| 1984-07-04 | vs MON | 83 | L 4-7 | 44-39 | 2 | 47,431 | Steve Bedrosian | Charlie Lea | Charlie Lea | Steve Bedrosian | | 370 | 349 | 21 |
| 1984-07-05 | @ PHI | 84 | L 0-1 | 44-40 | 2 | 21,393 | Rick Mahler | Charles Hudson | Charles Hudson | Rick Mahler | | 370 | 350 | 20 |
| 1984-07-06 | @ PHI | 85 | W 5-0 | 45-40 | 2 | 22,393 | Pascual Perez | Kevin Gross | Pascual Perez | Kevin Gross | | 375 | 350 | 25 |
| 1984-07-07 | @ PHI | 86 | W 5-2 | 46-40 | 2 | 27,141 | Rick Camp | Shane Rawley | Rick Camp | Shane Rawley | Donnie Moore | 380 | 352 | 28 |
| 1984-07-08 | @ PHI | 87 | L 0-7 | 46-41 | 2 | 38,070 | Craig McMurtry | Jerry Koosman | Jerry Koosman | Craig McMurtry | | 380 | 359 | 21 |
| 1984-07-12 | vs NYN | 88 | L 6-8 | 46-42 | 2 | 19,468 | Rick Mahler | Ron Darling | Jesse Orosco | Donnie Moore | Doug Sisk | 386 | 367 | 19 |
| 1984-07-13 | vs NYN | 89 | L 4-5 | 46-43 | 2 | 29,949 | Pascual Perez | Walt Terrell | Walt Terrell | Pascual Perez | Jesse Orosco | 390 | 372 | 18 |
| 1984-07-14 | vs NYN | 90 | L 0-7 | 46-44 | 2 | 41,138 | Craig McMurtry | Bruce Berenyi | Bruce Berenyi | Craig McMurtry | | 390 | 379 | 11 |
| 1984-07-15 | vs NYN | 91 | W 8-3 | 47-44 | 2 | 21,447 | Len Barker | Dwight Gooden | Donnie Moore | Dwight Gooden | Steve Bedrosian | 398 | 382 | 16 |
| 1984-07-16 | @ MON | 92 | L 1-3 | 47-45 | 2 | 22,207 | Rick Camp | Dan Schatzeder | Dan Schatzeder | Rick Camp | Bob James | 399 | 385 | 14 |
| 1984-07-17 | @ MON | 93 | L 0-2 | 47-46 | 2 | 27,293 | Rick Mahler | Bryn Smith | Bryn Smith | Rick Mahler | | 399 | 387 | 12 |
| 1984-07-18 | @ MON | 94 | W 3-2 | 48-46 | 2 | 25,711 | Pascual Perez | Bill Gullickson | Steve Bedrosian | Bill Gullickson | | 402 | 389 | 13 |
| 1984-07-19 | vs PHI | 95 | L 1-9 | 48-47 | 2 | 20,227 | Craig McMurtry | Jerry Koosman | Jerry Koosman | Craig McMurtry | | 403 | 398 | 5 |
| 1984-07-20 | vs PHI | 96 | W 13-1 | 49-47 | 2 | 29,162 | Len Barker | Charles Hudson | Len Barker | Charles Hudson | | 416 | 399 | 17 |
| 1984-07-21 | vs PHI | 97 | W 5-3 | 50-47 | 2 | 34,890 | Rick Camp | Kevin Gross | Rick Camp | Kevin Gross | Donnie Moore | 421 | 402 | 19 |
| 1984-07-22 | vs PHI | 98 | L 2-6 | 50-48 | 2 | 26,334 | Rick Mahler | Steve Carlton | Steve Carlton | Rick Mahler | | 423 | 408 | 15 |
| 1984-07-24 | @ LAN | 99 | W 4-2 | 51-48 | 2 | 41,589 | Pascual Perez | Orel Hershiser | Steve Bedrosian | Orel Hershiser | Donnie Moore | 427 | 410 | 17 |
| 1984-07-25 | @ LAN | 100 | L 1-2 | 51-49 | 2 | 32,293 | Len Barker | Fernando Valenzuela | Fernando Valenzuela | Len Barker | | 428 | 412 | 16 |
| 1984-07-26 | @ LAN | 101 | W 5-1 | 52-49 | 2 | 40,557 | Craig McMurtry | Rick Honeycutt | Craig McMurtry | Rick Honeycutt | Steve Bedrosian | 433 | 413 | 20 |
| 1984-07-27 | @ SFN | 102 | L 0-6 | 52-50 | 2 | 10,243 | Rick Camp | Mike Krukow | Mike Krukow | Rick Camp | | 433 | 419 | 14 |
| 1984-07-28 | @ SFN | 103 | W 4-3 | 53-50 | 2 | 12,942 | Rick Mahler | Mark Davis | Rick Mahler | Mark Davis | Donnie Moore | 437 | 422 | 15 |
| 1984-07-29 | @ SFN | 104 | W 4-3 | 54-50 | 2 | 14,262 | Pascual Perez | Mark Calvert | Pascual Perez | Mark Calvert | Gene Garber | 441 | 425 | 16 |
| 1984-07-30 | @ HOU | 105 | L 3-4 | 54-51 | 2 | 16,583 | Craig McMurtry | Mike Scott | Dave Smith | Donnie Moore | | 444 | 429 | 15 |
| 1984-07-31 | @ HOU | 106 | W 6-3 | 55-51 | 2 | 15,528 | Rick Camp | Bob Knepper | Jeff Dedmon | Frank DiPino | Donnie Moore | 450 | 432 | 18 |
| 1984-08-01 | @ HOU | 107 | W 6-5 | 56-51 | 2 | 13,244 | Rick Mahler | Joe Niekro | Pete Falcone | Julio Solano | Steve Bedrosian | 456 | 437 | 19 |
| 1984-08-03 | vs SFN | 108 | W 2-1 | 57-51 | 2 | 24,750 | Pascual Perez | Mark Davis | Donnie Moore | Greg Minton | | 458 | 438 | 20 |
| 1984-08-04 | vs SFN | 109 | L 2-9 | 57-52 | 2 | 40,114 | Craig McMurtry | Mark Calvert | Mark Calvert | Craig McMurtry | | 460 | 447 | 13 |
| 1984-08-05 | vs SFN | 110 | L 4-7 | 57-53 | 2 | 18,710 | Rick Camp | Jeff Robinson | Gary Lavelle | Gene Garber | Greg Minton | 464 | 454 | 10 |
| 1984-08-06 | vs LAN | 111 | W 2-0 | 58-53 | 2 | 32,637 | Rick Mahler | Rick Honeycutt | Rick Mahler | Rick Honeycutt | | 466 | 454 | 12 |
| 1984-08-07 | vs LAN | 112 | L 1-2 | 58-54 | 2 | 26,975 | Pascual Perez | Alejandro Pena | Ken Howell | Donnie Moore | | 467 | 456 | 11 |
| 1984-08-08 | vs LAN | 113 | L 1-5 | 58-55 | 2 | 24,047 | Tony Brizzolara | Bob Welch | Bob Welch | Tony Brizzolara | | 468 | 461 | 7 |
| 1984-08-09 | vs LAN | 114 | L 0-1 | 58-56 | 2 | 23,828 | Rick Camp | Orel Hershiser | Orel Hershiser | Rick Camp | Jerry Reuss | 468 | 462 | 6 |
| 1984-08-10 | vs SDN | 115 | W 3-1 | 59-57 | 2 | 0 | Steve Bedrosian | Dave Dravecky | Steve Bedrosian | Dave Dravecky | Donnie Moore | 471 | 463 | 8 |
| 1984-08-10 | vs SDN | 116 | L 4-10 | 59-57 | 2 | 41,287 | Pete Falcone | Andy Hawkins | Andy Hawkins | Pete Falcone | Rich Gossage | 475 | 473 | 2 |
| 1984-08-11 | vs SDN | 117 | L 1-4 | 59-58 | 2 | 45,099 | Rick Mahler | Mark Thurmond | Mark Thurmond | Rick Mahler | Craig Lefferts | 476 | 477 | -1 |
| 1984-08-12 | vs SDN | 118 | W 5-3 | 60-58 | 2 | 23,912 | Pascual Perez | Ed Whitson | Pascual Perez | Ed Whitson | | 481 | 480 | 1 |
| 1984-08-14 | vs PIT | 119 | W 3-1 | 61-58 | 2 | 14,243 | Rick Camp | John Candelaria | Rick Camp | John Candelaria | Donnie Moore | 484 | 481 | 3 |
| 1984-08-15 | vs PIT | 120 | W 7-3 | 62-58 | 2 | 12,957 | Steve Bedrosian | Rick Rhoden | Steve Bedrosian | Rick Rhoden | Gene Garber | 491 | 484 | 7 |
| 1984-08-16 | vs PIT | 121 | L 2-5 | 62-59 | 2 | 16,829 | Rick Mahler | John Tudor | John Tudor | Rick Mahler | | 493 | 489 | 4 |
| 1984-08-17 | @ SLN | 122 | L 1-3 | 62-60 | 2 | 32,602 | Pascual Perez | Joaquin Andujar | Joaquin Andujar | Pascual Perez | Bruce Sutter | 494 | 492 | 2 |
| 1984-08-18 | @ SLN | 123 | W 8-3 | 63-60 | 2 | 33,553 | Tony Brizzolara | Danny Cox | Tony Brizzolara | Danny Cox | Gene Garber | 502 | 495 | 7 |
| 1984-08-19 | @ SLN | 124 | L 5-8 | 63-61 | 2 | 32,642 | Rick Camp | Ricky Horton | Ricky Horton | Rick Camp | Bruce Sutter | 507 | 503 | 4 |
| 1984-08-20 | @ PIT | 125 | W 4-1 | 64-61 | 2 | 7,613 | Rick Mahler | Rick Rhoden | Gene Garber | Kent Tekulve | | 511 | 504 | 7 |
| 1984-08-21 | @ PIT | 126 | L 4-5 | 64-62 | 2 | 6,400 | Pascual Perez | John Tudor | Don Robinson | Jeff Dedmon | | 515 | 509 | 6 |
| 1984-08-22 | @ PIT | 127 | L 2-7 | 64-63 | 2 | 4,156 | Mike Payne | Larry McWilliams | Larry McWilliams | Mike Payne | | 517 | 516 | 1 |
| 1984-08-24 | @ CHN | 128 | L 0-3 | 64-64 | 3 | 35,496 | Rick Camp | Rick Sutcliffe | Rick Sutcliffe | Rick Camp | | 517 | 519 | -2 |
| 1984-08-25 | @ CHN | 129 | W 3-2 | 65-64 | 3 | 36,614 | Rick Mahler | Scott Sanderson | Rick Mahler | Scott Sanderson | | 520 | 521 | -1 |
| 1984-08-26 | @ CHN | 130 | L 0-5 | 65-65 | 3 | 35,002 | Pascual Perez | Steve Trout | Steve Trout | Pascual Perez | | 520 | 526 | -6 |
| 1984-08-28 | vs SLN | 131 | L 3-5 | 65-66 | 3 | 8,552 | Rick Camp | Joaquin Andujar | Bruce Sutter | Gene Garber | Ricky Horton | 523 | 531 | -8 |
| 1984-08-29 | vs SLN | 132 | L 6-10 | 65-67 | 3 | 6,032 | Rick Mahler | Danny Cox | Neil Allen | Craig McMurtry | | 529 | 541 | -12 |
| 1984-08-30 | vs CHN | 133 | L 3-8 | 65-68 | 3 | 10,876 | Pascual Perez | Scott Sanderson | Lee Smith | Gene Garber | | 532 | 549 | -17 |
| 1984-08-31 | vs CHN | 134 | W 3-2 | 66-68 | 3 | 19,396 | Tony Brizzolara | Steve Trout | Donnie Moore | Lee Smith | | 535 | 551 | -16 |
| 1984-09-01 | vs CHN | 135 | L 1-4 | 66-69 | 3 | 28,821 | Rick Camp | Dennis Eckersley | Rich Bordi | Craig McMurtry | Lee Smith | 536 | 555 | -19 |
| 1984-09-02 | vs CHN | 136 | L 2-4 | 66-70 | 3 | 26,106 | Rick Mahler | Dick Ruthven | Dick Ruthven | Rick Mahler | Lee Smith | 538 | 559 | -21 |
| 1984-09-03 | vs HOU | 137 | W 6-4 | 67-70 | 3 | 5,331 | Craig McMurtry | Mike LaCoss | Craig McMurtry | Vern Ruhle | Gene Garber | 544 | 563 | -19 |
| 1984-09-04 | vs HOU | 138 | W 8-7 | 68-70 | 3 | 3,822 | Tony Brizzolara | Mike Scott | Donnie Moore | Frank DiPino | | 552 | 570 | -18 |
| 1984-09-05 | @ LAN | 139 | L 3-4 | 68-71 | 3 | 25,292 | Rick Camp | Larry White | Burt Hooton | Jeff Dedmon | Ken Howell | 555 | 574 | -19 |
| 1984-09-06 | @ LAN | 140 | W 3-2 | 69-71 | 3 | 28,169 | Rick Mahler | Fernando Valenzuela | Jeff Dedmon | Larry White | Pete Falcone | 558 | 576 | -18 |
| 1984-09-07 | @ SFN | 141 | L 4-5 | 69-72 | 3 | 5,541 | Pascual Perez | Mark Grant | Mark Grant | Gene Garber | Greg Minton | 562 | 581 | -19 |
| 1984-09-08 | @ SFN | 142 | L 0-4 | 69-73 | 3 | 19,648 | Craig McMurtry | Jeff Robinson | Bill Laskey | Craig McMurtry | | 562 | 585 | -23 |
| 1984-09-09 | @ SFN | 143 | L 4-6 | 69-74 | 3 | 8,680 | Rick Camp | Mike Krukow | Mark Davis | Tony Brizzolara | Greg Minton | 566 | 591 | -25 |
| 1984-09-10 | @ HOU | 144 | W 3-1 | 70-74 | 3 | 6,208 | Zane Smith | Nolan Ryan | Zane Smith | Nolan Ryan | Pete Falcone | 569 | 592 | -23 |
| 1984-09-11 | @ HOU | 145 | W 6-4 | 71-74 | 3 | 7,389 | Rick Mahler | Bob Knepper | Rick Mahler | Julio Solano | Gene Garber | 575 | 596 | -21 |
| 1984-09-12 | @ HOU | 146 | W 4-1 | 72-74 | 2 | 8,515 | Pascual Perez | Joe Niekro | Pascual Perez | Dave Smith | | 579 | 597 | -18 |
| 1984-09-14 | vs SFN | 147 | L 0-3 | 72-75 | 2 | 9,857 | Craig McMurtry | Jeff Robinson | Greg Minton | Donnie Moore | | 579 | 600 | -21 |
| 1984-09-15 | vs SFN | 148 | W 4-1 | 73-75 | 2 | 16,119 | Rick Camp | Mike Krukow | Rick Camp | Mike Krukow | | 583 | 601 | -18 |
| 1984-09-16 | vs SFN | 149 | W 7-5 | 74-75 | 2 | 9,526 | Rick Mahler | Bill Laskey | Rick Mahler | Bill Laskey | Gene Garber | 590 | 606 | -16 |
| 1984-09-17 | vs LAN | 150 | L 0-9 | 74-76 | 3 | 11,243 | Pascual Perez | Bob Welch | Bob Welch | Pascual Perez | Pat Zachry | 590 | 615 | -25 |
| 1984-09-18 | vs LAN | 151 | W 6-5 | 75-76 | 3 | 10,005 | Zane Smith | Alejandro Pena | Gene Garber | Burt Hooton | Donnie Moore | 596 | 620 | -24 |
| 1984-09-19 | vs CIN | 152 | L 2-4 | 75-77 | 3 | 4,891 | Craig McMurtry | Jay Tibbs | Jay Tibbs | Craig McMurtry | Ted Power | 598 | 624 | -26 |
| 1984-09-20 | vs CIN | 153 | W 9-3 | 76-77 | 2 | 4,466 | Rick Camp | Jeff Russell | Rick Camp | Jeff Russell | | 607 | 627 | -20 |
| 1984-09-21 | @ SDN | 154 | W 3-1 | 77-77 | 2 | 46,137 | Rick Mahler | Mark Thurmond | Rick Mahler | Mark Thurmond | | 610 | 628 | -18 |
| 1984-09-22 | @ SDN | 155 | W 5-2 | 78-77 | 2 | 47,217 | Pascual Perez | Ed Whitson | Pascual Perez | Luis DeLeon | Gene Garber | 615 | 630 | -15 |
| 1984-09-23 | @ SDN | 156 | L 1-2 | 78-78 | 2 | 40,910 | Craig McMurtry | Andy Hawkins | Greg Booker | Donnie Moore | | 616 | 632 | -16 |
| 1984-09-25 | @ CIN | 157 | W 4-2 | 79-78 | 2 | 7,103 | Rick Mahler | Ron Robinson | Rick Mahler | Carl Willis | | 620 | 634 | -14 |
| 1984-09-26 | @ CIN | 158 | L 3-6 | 79-79 | 2 | 7,030 | Pascual Perez | Mario Soto | Mario Soto | Pascual Perez | Ted Power | 623 | 640 | -17 |
| 1984-09-27 | @ CIN | 159 | L 1-2 | 79-80 | 2 | 5,835 | Zane Smith | Freddie Toliver | John Franco | Gene Garber | | 624 | 642 | -18 |
| 1984-09-28 | vs SDN | 160 | L 2-4 | 79-81 | 3 | 15,733 | Craig McMurtry | Mark Thurmond | Mark Thurmond | Craig McMurtry | | 626 | 646 | -20 |
| 1984-09-29 | vs SDN | 161 | L 2-6 | 79-82 | 3 | 30,131 | Rick Mahler | Ed Whitson | Ed Whitson | Rick Mahler | | 628 | 652 | -24 |
| 1984-09-30 | vs SDN | 162 | W 4-3 | 80-82 | 2 | 13,489 | Pascual Perez | Greg Booker | Pascual Perez | Greg Booker | Gene Garber | 632 | 655 | -23 |