Oldest Player: Felipe Alou (36)
Youngest Player: George Hendrick (21)
Longest Tenure: Rollie Fingers, Paul Lindblad, Dick Green, Dave Duncan, Reggie Jackson, Bert Campaneris, Tony LaRussa, Blue Moon Odom, Chuck Dobson, Catfish Hunter, Joe Rudi, Sal Bando, Rick Monday (4)
Top Hitter: Reggie Jackson (2)
Top Pitcher: Vida Blue (1)
Top Draft Pick: Sugar Bear Daniels (#17)
Roster Continuity: 91.45%
| 1971-04-05 | @ WS2 | 1 | L 0-8 | 0-1 | 5 | 45,061 | Vida Blue | Dick Bosman | Dick Bosman | Vida Blue | | 0 | 8 | -8 |
| 1971-04-07 | vs CHA | 2 | L 5-6 | 0-3 | 6 | 0 | Catfish Hunter | Tommy John | Tommy John | Catfish Hunter | Vicente Romo | 5 | 14 | -9 |
| 1971-04-07 | vs CHA | 3 | L 4-12 | 0-3 | 6 | 23,838 | Rollie Fingers | Bart Johnson | Bart Johnson | Jim Panther | | 9 | 26 | -17 |
| 1971-04-09 | vs KCA | 4 | W 5-0 | 1-3 | 6 | 3,131 | Vida Blue | Jim Rooker | Vida Blue | Jim Rooker | | 14 | 26 | -12 |
| 1971-04-10 | vs KCA | 5 | W 5-4 | 2-3 | 5 | 4,444 | Diego Segui | Bruce Dal Canton | Bob Locker | Jim York | | 19 | 30 | -11 |
| 1971-04-11 | vs KCA | 6 | L 5-10 | 2-4 | 5 | 5,238 | Catfish Hunter | Al Fitzmorris | Al Fitzmorris | Catfish Hunter | Ted Abernathy | 24 | 40 | -16 |
| 1971-04-12 | @ MIL | 7 | W 5-0 | 3-4 | 5 | 4,791 | Rollie Fingers | Lew Krausse | Rollie Fingers | Lew Krausse | | 29 | 40 | -11 |
| 1971-04-13 | @ MIL | 8 | W 2-0 | 4-4 | 4 | 4,952 | Vida Blue | Bill Parsons | Vida Blue | Bill Parsons | | 31 | 40 | -9 |
| 1971-04-14 | @ MIN | 9 | W 6-1 | 5-4 | 2 | 4,108 | Diego Segui | Tom Hall | Diego Segui | Tom Hall | | 37 | 41 | -4 |
| 1971-04-15 | @ MIN | 10 | W 4-3 | 6-4 | 2 | 5,723 | Catfish Hunter | Jim Kaat | Ron Klimkowski | Stan Williams | Bob Locker | 41 | 44 | -3 |
| 1971-04-16 | @ CHA | 11 | W 5-4 | 7-4 | 1 | 15,808 | Rob Gardner | Wilbur Wood | Paul Lindblad | Don Eddy | Bob Locker | 46 | 48 | -2 |
| 1971-04-17 | @ CHA | 12 | L 0-4 | 7-5 | 2 | 5,357 | Rollie Fingers | Tom Bradley | Tom Bradley | Rollie Fingers | | 46 | 52 | -6 |
| 1971-04-18 | @ CHA | 13 | W 11-2 | 9-5 | 2 | 0 | Vida Blue | Tommy John | Vida Blue | Tommy John | | 57 | 54 | 3 |
| 1971-04-18 | @ CHA | 14 | W 6-1 | 9-5 | 2 | 18,540 | Diego Segui | Terry Forster | Diego Segui | Terry Forster | | 63 | 55 | 8 |
| 1971-04-20 | @ CAL | 15 | W 4-0 | 10-5 | 1 | 8,088 | Catfish Hunter | Tom Murphy | Catfish Hunter | Tom Murphy | | 67 | 55 | 12 |
| 1971-04-21 | @ CAL | 16 | W 4-2 | 11-5 | 1 | 6,432 | Rollie Fingers | Rudy May | Ron Klimkowski | Eddie Fisher | | 71 | 57 | 14 |
| 1971-04-22 | @ CAL | 17 | W 7-3 | 12-5 | 1 | 7,186 | Vida Blue | Andy Messersmith | Vida Blue | Andy Messersmith | | 78 | 60 | 18 |
| 1971-04-23 | vs DET | 18 | W 9-2 | 13-5 | 1 | 7,071 | Diego Segui | Dean Chance | Diego Segui | Dean Chance | | 87 | 62 | 25 |
| 1971-04-24 | vs DET | 19 | W 5-4 | 14-5 | 1 | 7,815 | Catfish Hunter | Joe Coleman | Catfish Hunter | Tom Timmermann | | 92 | 66 | 26 |
| 1971-04-25 | vs DET | 20 | L 2-10 | 14-6 | 1 | 10,677 | Rollie Fingers | Mickey Lolich | Mickey Lolich | Rollie Fingers | Fred Scherman | 94 | 76 | 18 |
| 1971-04-26 | vs BAL | 21 | W 1-0 | 15-6 | 1 | 6,998 | Vida Blue | Pat Dobson | Vida Blue | Pat Dobson | | 95 | 76 | 19 |
| 1971-04-27 | vs BAL | 22 | L 2-6 | 15-7 | 1 | 5,502 | Diego Segui | Dave McNally | Dave McNally | Diego Segui | | 97 | 82 | 15 |
| 1971-04-28 | vs BAL | 23 | W 5-4 | 16-7 | 1 | 4,109 | Catfish Hunter | Mike Cuellar | Catfish Hunter | Dick Hall | | 102 | 86 | 16 |
| 1971-04-29 | vs BAL | 24 | L 2-3 | 16-8 | 1 | 3,320 | Rollie Fingers | Jim Palmer | Jim Palmer | Rollie Fingers | | 104 | 89 | 15 |
| 1971-04-30 | vs CLE | 25 | W 3-1 | 17-8 | 1 | 7,245 | Vida Blue | Steve Hargan | Vida Blue | Steve Hargan | | 107 | 90 | 17 |
| 1971-05-01 | vs CLE | 26 | L 1-2 | 17-9 | 1 | 7,564 | Diego Segui | Steve Dunning | Steve Dunning | Diego Segui | Chuck Machemehl | 108 | 92 | 16 |
| 1971-05-02 | vs CLE | 27 | W 8-5 | 18-10 | 1 | 0 | Catfish Hunter | Sam McDowell | Catfish Hunter | Sam McDowell | Bob Locker | 116 | 97 | 19 |
| 1971-05-02 | vs CLE | 28 | L 3-7 | 18-10 | 1 | 10,383 | Chuck Dobson | Ray Lamb | Sam McDowell | Ron Klimkowski | | 119 | 104 | 15 |
| 1971-05-04 | @ DET | 29 | L 5-6 | 18-11 | 1 | 10,121 | Rollie Fingers | Joe Coleman | Tom Timmermann | Jim Roland | | 124 | 110 | 14 |
| 1971-05-05 | @ DET | 30 | W 5-0 | 19-11 | 1 | 13,131 | Vida Blue | Dean Chance | Vida Blue | Dean Chance | | 129 | 110 | 19 |
| 1971-05-09 | @ BAL | 31 | W 6-2 | 21-11 | 1 | 0 | Catfish Hunter | Mike Cuellar | Catfish Hunter | Mike Cuellar | | 135 | 112 | 23 |
| 1971-05-09 | @ BAL | 32 | W 2-1 | 21-11 | 1 | 43,307 | Vida Blue | Jim Palmer | Vida Blue | Jim Palmer | | 137 | 113 | 24 |
| 1971-05-11 | @ CLE | 33 | L 5-7 | 21-12 | 1 | 2,992 | Diego Segui | Steve Dunning | Phil Hennigan | Rollie Fingers | | 142 | 120 | 22 |
| 1971-05-12 | @ CLE | 34 | W 8-1 | 22-12 | 1 | 3,030 | Chuck Dobson | Sam McDowell | Chuck Dobson | Sam McDowell | | 150 | 121 | 29 |
| 1971-05-13 | @ KCA | 35 | W 6-3 | 23-12 | 1 | 9,796 | Catfish Hunter | Wally Bunker | Catfish Hunter | Wally Bunker | | 156 | 124 | 32 |
| 1971-05-14 | @ KCA | 36 | W 5-3 | 24-12 | 1 | 21,237 | Vida Blue | Ken Wright | Bob Locker | Ted Abernathy | Darold Knowles | 161 | 127 | 34 |
| 1971-05-15 | @ KCA | 37 | L 4-5 | 24-13 | 1 | 12,667 | Rollie Fingers | Bruce Dal Canton | Bruce Dal Canton | Darold Knowles | Ted Abernathy | 165 | 132 | 33 |
| 1971-05-16 | @ KCA | 38 | W 4-2 | 25-14 | 1 | 0 | Chuck Dobson | Dick Drago | Chuck Dobson | Jim Rooker | Bob Locker | 169 | 134 | 35 |
| 1971-05-16 | @ KCA | 39 | L 4-10 | 25-14 | 1 | 21,316 | Blue Moon Odom | Mike McCormick | Jim York | Bob Locker | Ted Abernathy | 173 | 144 | 29 |
| 1971-05-18 | vs MIL | 40 | W 5-2 | 26-14 | 1 | 6,672 | Catfish Hunter | Marty Pattin | Catfish Hunter | Marty Pattin | | 178 | 146 | 32 |
| 1971-05-19 | vs MIL | 41 | W 3-0 | 27-14 | 1 | 10,055 | Vida Blue | Bill Parsons | Vida Blue | Bill Parsons | | 181 | 146 | 35 |
| 1971-05-20 | vs MIL | 42 | W 7-3 | 28-14 | 1 | 2,632 | Chuck Dobson | Lew Krausse | Chuck Dobson | Lew Krausse | Ron Klimkowski | 188 | 149 | 39 |
| 1971-05-21 | vs MIN | 43 | L 1-10 | 28-15 | 1 | 10,005 | Blue Moon Odom | Bert Blyleven | Bert Blyleven | Blue Moon Odom | | 189 | 159 | 30 |
| 1971-05-22 | vs MIN | 44 | W 5-1 | 29-15 | 1 | 42,970 | Catfish Hunter | Jim Kaat | Catfish Hunter | Jim Kaat | | 194 | 160 | 34 |
| 1971-05-23 | vs MIN | 45 | W 3-1 | 30-15 | 1 | 28,537 | Vida Blue | Jim Perry | Vida Blue | Jim Perry | | 197 | 161 | 36 |
| 1971-05-25 | vs CAL | 46 | W 7-5 | 31-15 | 1 | 2,868 | Chuck Dobson | Clyde Wright | Bob Locker | Eddie Fisher | | 204 | 166 | 38 |
| 1971-05-26 | vs CAL | 47 | L 5-7 | 31-16 | 1 | 4,354 | Catfish Hunter | Tom Murphy | Dave LaRoche | Ron Klimkowski | | 209 | 173 | 36 |
| 1971-05-28 | @ BOS | 48 | L 3-4 | 31-17 | 1 | 35,714 | Vida Blue | Sonny Siebert | Sonny Siebert | Vida Blue | Bobby Bolin | 212 | 177 | 35 |
| 1971-05-29 | @ BOS | 49 | W 12-8 | 32-17 | 1 | 22,572 | Chuck Dobson | Jim Lonborg | Rollie Fingers | Mike Nagy | | 224 | 185 | 39 |
| 1971-05-31 | @ NYA | 50 | L 3-5 | 33-18 | 1 | 0 | Catfish Hunter | Fritz Peterson | Fritz Peterson | Catfish Hunter | | 227 | 190 | 37 |
| 1971-05-31 | @ NYA | 51 | W 6-3 | 33-18 | 1 | 20,167 | Blue Moon Odom | Mike Kekich | Blue Moon Odom | Mike Kekich | Rollie Fingers | 233 | 193 | 40 |
| 1971-06-01 | @ NYA | 52 | W 5-2 | 34-18 | 1 | 30,052 | Vida Blue | Steve Kline | Vida Blue | Steve Kline | | 238 | 195 | 43 |
| 1971-06-04 | @ WS2 | 53 | W 5-3 | 35-18 | 1 | 6,159 | Chuck Dobson | Gerry Janeski | Diego Segui | Jim Shellenback | Jim Roland | 243 | 198 | 45 |
| 1971-06-05 | @ WS2 | 54 | W 6-1 | 36-18 | 1 | 6,221 | Catfish Hunter | Dick Bosman | Catfish Hunter | Dick Bosman | | 249 | 199 | 50 |
| 1971-06-06 | @ WS2 | 55 | W 8-1 | 37-18 | 1 | 40,246 | Vida Blue | Denny McLain | Vida Blue | Denny McLain | | 257 | 200 | 57 |
| 1971-06-08 | vs BOS | 56 | L 1-5 | 37-19 | 1 | 11,115 | Blue Moon Odom | Ray Culp | Ray Culp | Blue Moon Odom | | 258 | 205 | 53 |
| 1971-06-09 | vs BOS | 57 | W 6-1 | 38-19 | 1 | 8,570 | Chuck Dobson | Gary Peters | Chuck Dobson | Gary Peters | | 264 | 206 | 58 |
| 1971-06-11 | vs NYA | 58 | L 4-6 | 38-20 | 1 | 13,468 | Catfish Hunter | Steve Kline | Jack Aker | Catfish Hunter | | 268 | 212 | 56 |
| 1971-06-12 | vs NYA | 59 | W 13-3 | 39-20 | 1 | 23,985 | Vida Blue | Mel Stottlemyre | Vida Blue | Mel Stottlemyre | | 281 | 215 | 66 |
| 1971-06-13 | vs NYA | 60 | L 1-5 | 39-21 | 1 | 38,916 | Blue Moon Odom | Fritz Peterson | Fritz Peterson | Blue Moon Odom | | 282 | 220 | 62 |
| 1971-06-15 | vs WS2 | 61 | W 8-2 | 40-21 | 1 | 8,392 | Chuck Dobson | Gerry Janeski | Chuck Dobson | Gerry Janeski | | 290 | 222 | 68 |
| 1971-06-16 | vs WS2 | 62 | W 5-1 | 41-21 | 1 | 19,893 | Vida Blue | Denny McLain | Vida Blue | Denny McLain | | 295 | 223 | 72 |
| 1971-06-18 | @ MIL | 63 | W 6-2 | 42-21 | 1 | 27,474 | Catfish Hunter | Skip Lockwood | Catfish Hunter | Skip Lockwood | | 301 | 225 | 76 |
| 1971-06-19 | @ MIL | 64 | W 2-0 | 43-21 | 1 | 13,744 | Blue Moon Odom | Bill Parsons | Blue Moon Odom | Bill Parsons | Darold Knowles | 303 | 225 | 78 |
| 1971-06-20 | @ MIL | 65 | W 11-4 | 44-22 | 1 | 0 | Chuck Dobson | Jim Slaton | Jim Roland | Jim Slaton | Rollie Fingers | 314 | 229 | 85 |
| 1971-06-20 | @ MIL | 66 | L 4-7 | 44-22 | 1 | 15,409 | Diego Segui | Marcelino Lopez | Lew Krausse | Darold Knowles | Ken Sanders | 318 | 236 | 82 |
| 1971-06-21 | @ MIN | 67 | W 3-2 | 45-22 | 1 | 23,334 | Vida Blue | Ray Corbin | Vida Blue | Ray Corbin | | 321 | 238 | 83 |
| 1971-06-22 | @ MIN | 68 | L 1-10 | 45-23 | 1 | 11,147 | Catfish Hunter | Jim Perry | Jim Perry | Catfish Hunter | | 322 | 248 | 74 |
| 1971-06-23 | @ MIN | 69 | W 8-3 | 46-23 | 1 | 16,856 | Blue Moon Odom | Bert Blyleven | Blue Moon Odom | Bert Blyleven | Rollie Fingers | 330 | 251 | 79 |
| 1971-06-25 | vs KCA | 70 | W 7-0 | 47-23 | 1 | 33,888 | Vida Blue | Mike Hedlund | Vida Blue | Mike Hedlund | | 337 | 251 | 86 |
| 1971-06-26 | vs KCA | 71 | W 4-2 | 48-23 | 1 | 39,920 | Catfish Hunter | Bruce Dal Canton | Catfish Hunter | Bruce Dal Canton | Rollie Fingers | 341 | 253 | 88 |
| 1971-06-27 | vs KCA | 72 | W 3-0 | 49-24 | 1 | 0 | Blue Moon Odom | Dick Drago | Blue Moon Odom | Dick Drago | | 344 | 253 | 91 |
| 1971-06-27 | vs KCA | 73 | L 3-6 | 49-24 | 1 | 33,477 | Diego Segui | Bill Butler | Bill Butler | Diego Segui | Ted Abernathy | 347 | 259 | 88 |
| 1971-06-28 | vs MIN | 74 | W 6-4 | 50-24 | 1 | 4,654 | Chuck Dobson | Bert Blyleven | Chuck Dobson | Bert Blyleven | Rollie Fingers | 353 | 263 | 90 |
| 1971-06-29 | vs MIN | 75 | L 3-5 | 50-25 | 1 | 35,398 | Vida Blue | Ray Corbin | Ray Corbin | Vida Blue | Ron Perranoski | 356 | 268 | 88 |
| 1971-06-30 | vs MIN | 76 | L 4-10 | 50-26 | 1 | 6,412 | Catfish Hunter | Jim Perry | Jim Perry | Catfish Hunter | Tom Hall | 360 | 278 | 82 |
| 1971-07-02 | @ CAL | 77 | L 0-1 | 50-27 | 1 | 8,488 | Blue Moon Odom | Rickey Clark | Rickey Clark | Blue Moon Odom | | 360 | 279 | 81 |
| 1971-07-03 | @ CAL | 78 | W 5-3 | 51-27 | 1 | 13,154 | Chuck Dobson | Clyde Wright | Chuck Dobson | Clyde Wright | Darold Knowles | 365 | 282 | 83 |
| 1971-07-04 | @ CAL | 79 | W 2-1 | 52-27 | 1 | 44,631 | Vida Blue | Tom Murphy | Vida Blue | Tom Murphy | | 367 | 283 | 84 |
| 1971-07-05 | @ CAL | 80 | L 1-2 | 52-28 | 1 | 8,456 | Catfish Hunter | Rudy May | Rudy May | Catfish Hunter | Lloyd Allen | 368 | 285 | 83 |
| 1971-07-06 | @ CHA | 81 | W 9-4 | 53-28 | 1 | 11,936 | Diego Segui | Jim Magnuson | Diego Segui | Jim Magnuson | Bob Locker | 377 | 289 | 88 |
| 1971-07-07 | @ CHA | 82 | L 1-2 | 53-29 | 1 | 12,043 | Blue Moon Odom | Tommy John | Tommy John | Blue Moon Odom | Bart Johnson | 378 | 291 | 87 |
| 1971-07-08 | @ CHA | 83 | W 4-2 | 54-29 | 1 | 10,178 | Chuck Dobson | Wilbur Wood | Chuck Dobson | Wilbur Wood | | 382 | 293 | 89 |
| 1971-07-09 | vs CAL | 84 | W 1-0 | 55-29 | 1 | 22,938 | Vida Blue | Rudy May | Darold Knowles | Mel Queen | | 383 | 293 | 90 |
| 1971-07-10 | vs CAL | 85 | L 0-3 | 55-30 | 1 | 19,364 | Catfish Hunter | Andy Messersmith | Andy Messersmith | Catfish Hunter | | 383 | 296 | 87 |
| 1971-07-11 | vs CAL | 86 | W 3-2 | 56-31 | 1 | 0 | Diego Segui | Rickey Clark | Diego Segui | Lloyd Allen | Rollie Fingers | 386 | 298 | 88 |
| 1971-07-11 | vs CAL | 87 | L 3-6 | 56-31 | 1 | 11,195 | Blue Moon Odom | Clyde Wright | Clyde Wright | Blue Moon Odom | Dave LaRoche | 389 | 304 | 85 |
| 1971-07-15 | vs DET | 88 | W 8-7 | 57-31 | 1 | 5,979 | Chuck Dobson | Mickey Lolich | Darold Knowles | Tom Timmermann | | 397 | 311 | 86 |
| 1971-07-16 | vs DET | 89 | W 4-0 | 58-31 | 1 | 24,434 | Vida Blue | Les Cain | Vida Blue | Les Cain | | 401 | 311 | 90 |
| 1971-07-17 | vs DET | 90 | L 1-2 | 58-32 | 1 | 15,039 | Catfish Hunter | Joe Coleman | Joe Coleman | Catfish Hunter | | 402 | 313 | 89 |
| 1971-07-18 | vs BAL | 91 | L 3-7 | 58-33 | 1 | 18,140 | Blue Moon Odom | Grant Jackson | Grant Jackson | Blue Moon Odom | Pete Richert | 405 | 320 | 85 |
| 1971-07-19 | vs BAL | 92 | L 2-4 | 58-34 | 1 | 7,685 | Diego Segui | Pat Dobson | Pat Dobson | Diego Segui | | 407 | 324 | 83 |
| 1971-07-20 | vs CLE | 93 | W 6-3 | 59-34 | 1 | 8,539 | Chuck Dobson | Ray Lamb | Chuck Dobson | Ray Lamb | Rollie Fingers | 413 | 327 | 86 |
| 1971-07-21 | vs CLE | 94 | W 4-3 | 60-34 | 1 | 21,353 | Vida Blue | Steve Dunning | Darold Knowles | Phil Hennigan | | 417 | 330 | 87 |
| 1971-07-23 | @ DET | 95 | W 9-7 | 61-34 | 1 | 34,444 | Catfish Hunter | Mickey Lolich | Catfish Hunter | Mickey Lolich | Rollie Fingers | 426 | 337 | 89 |
| 1971-07-24 | @ DET | 96 | W 7-2 | 62-34 | 1 | 33,089 | Blue Moon Odom | Les Cain | Blue Moon Odom | Les Cain | Rollie Fingers | 433 | 339 | 94 |
| 1971-07-25 | @ DET | 97 | L 4-7 | 63-35 | 1 | 0 | Chuck Dobson | Joe Coleman | Joe Coleman | Chuck Dobson | | 437 | 346 | 91 |
| 1971-07-25 | @ DET | 98 | W 6-1 | 63-35 | 1 | 53,565 | Vida Blue | Bill Denehy | Vida Blue | Bill Denehy | Rollie Fingers | 443 | 347 | 96 |
| 1971-07-27 | @ BAL | 99 | L 0-1 | 63-37 | 1 | 0 | Catfish Hunter | Pat Dobson | Pat Dobson | Catfish Hunter | | 443 | 348 | 95 |
| 1971-07-27 | @ BAL | 100 | L 4-6 | 63-37 | 1 | 20,465 | Diego Segui | Grant Jackson | Dick Hall | Rollie Fingers | | 447 | 354 | 93 |
| 1971-07-28 | @ BAL | 101 | L 2-3 | 63-38 | 1 | 22,169 | Blue Moon Odom | Mike Cuellar | Tom Dukes | Rollie Fingers | | 449 | 357 | 92 |
| 1971-07-30 | @ CLE | 102 | L 1-4 | 63-39 | 1 | 10,045 | Vida Blue | Alan Foster | Alan Foster | Vida Blue | Phil Hennigan | 450 | 361 | 89 |
| 1971-07-31 | @ CLE | 103 | W 9-1 | 64-39 | 1 | 15,341 | Chuck Dobson | Steve Dunning | Chuck Dobson | Steve Dunning | | 459 | 362 | 97 |
| 1971-08-01 | @ CLE | 104 | W 7-3 | 66-39 | 1 | 0 | Catfish Hunter | Steve Hargan | Catfish Hunter | Steve Hargan | | 466 | 365 | 101 |
| 1971-08-01 | @ CLE | 105 | W 4-2 | 66-39 | 1 | 12,974 | Blue Moon Odom | Vince Colbert | Blue Moon Odom | Ray Lamb | Rollie Fingers | 470 | 367 | 103 |
| 1971-08-02 | @ KCA | 106 | W 2-1 | 67-39 | 1 | 14,726 | Diego Segui | Paul Splittorff | Diego Segui | Paul Splittorff | Rollie Fingers | 472 | 368 | 104 |
| 1971-08-03 | @ KCA | 107 | W 7-5 | 68-39 | 1 | 35,623 | Vida Blue | Ken Wright | Bob Locker | Tom Burgmeier | Rollie Fingers | 479 | 373 | 106 |
| 1971-08-04 | vs MIL | 108 | W 6-5 | 69-39 | 1 | 5,296 | Chuck Dobson | Marcelino Lopez | Chuck Dobson | Marcelino Lopez | Bob Locker | 485 | 378 | 107 |
| 1971-08-05 | vs MIL | 109 | W 2-1 | 70-39 | 1 | 3,945 | Catfish Hunter | Bill Parsons | Catfish Hunter | Bill Parsons | | 487 | 379 | 108 |
| 1971-08-06 | vs CHA | 110 | L 0-7 | 70-40 | 1 | 7,357 | Blue Moon Odom | Tom Bradley | Tom Bradley | Blue Moon Odom | | 487 | 386 | 101 |
| 1971-08-07 | vs CHA | 111 | W 1-0 | 71-40 | 1 | 17,751 | Vida Blue | Joe Horlen | Vida Blue | Joe Horlen | | 488 | 386 | 102 |
| 1971-08-08 | vs CHA | 112 | L 7-9 | 71-42 | 1 | 0 | Chuck Dobson | Tommy John | Steve Kealey | Chuck Dobson | Bart Johnson | 495 | 395 | 100 |
| 1971-08-08 | vs CHA | 113 | L 1-3 | 71-42 | 1 | 12,110 | Diego Segui | Wilbur Wood | Wilbur Wood | Diego Segui | | 496 | 398 | 98 |
| 1971-08-10 | @ BOS | 114 | W 6-5 | 73-42 | 1 | 0 | Catfish Hunter | Gary Peters | Rollie Fingers | Sparky Lyle | | 502 | 403 | 99 |
| 1971-08-10 | @ BOS | 115 | W 7-5 | 73-42 | 1 | 30,004 | Blue Moon Odom | Ray Culp | Blue Moon Odom | Ray Culp | Mudcat Grant | 509 | 408 | 101 |
| 1971-08-11 | @ BOS | 116 | W 5-3 | 74-42 | 1 | 30,481 | Vida Blue | Sonny Siebert | Vida Blue | Roger Moret | Darold Knowles | 514 | 411 | 103 |
| 1971-08-12 | @ BOS | 117 | W 9-2 | 75-42 | 1 | 23,827 | Diego Segui | Ken Brett | Diego Segui | Ken Brett | | 523 | 413 | 110 |
| 1971-08-13 | @ NYA | 118 | W 5-2 | 76-42 | 1 | 15,628 | Chuck Dobson | Mel Stottlemyre | Chuck Dobson | Mel Stottlemyre | Rollie Fingers | 528 | 415 | 113 |
| 1971-08-14 | @ NYA | 119 | W 1-0 | 77-42 | 1 | 16,318 | Catfish Hunter | Steve Kline | Catfish Hunter | Steve Kline | | 529 | 415 | 114 |
| 1971-08-15 | @ NYA | 120 | W 6-4 | 78-42 | 1 | 45,343 | Vida Blue | Stan Bahnsen | Vida Blue | Jack Aker | | 535 | 419 | 116 |
| 1971-08-17 | @ WS2 | 121 | L 1-8 | 78-43 | 1 | 8,847 | Blue Moon Odom | Bill Gogolewski | Bill Gogolewski | Blue Moon Odom | | 536 | 427 | 109 |
| 1971-08-18 | @ WS2 | 122 | L 3-10 | 78-44 | 1 | 8,146 | Chuck Dobson | Pete Broberg | Pete Broberg | Chuck Dobson | | 539 | 437 | 102 |
| 1971-08-20 | vs BOS | 123 | L 0-1 | 78-45 | 1 | 31,494 | Vida Blue | Gary Peters | Gary Peters | Vida Blue | | 539 | 438 | 101 |
| 1971-08-21 | vs BOS | 124 | W 4-1 | 79-45 | 1 | 14,987 | Catfish Hunter | Ray Culp | Catfish Hunter | Ray Culp | | 543 | 439 | 104 |
| 1971-08-22 | vs BOS | 125 | W 9-3 | 81-45 | 1 | 0 | Blue Moon Odom | Roger Moret | Blue Moon Odom | Roger Moret | Mudcat Grant | 552 | 442 | 110 |
| 1971-08-22 | vs BOS | 126 | W 2-1 | 81-45 | 1 | 22,923 | Diego Segui | Sonny Siebert | Diego Segui | Sonny Siebert | | 554 | 443 | 111 |
| 1971-08-23 | vs NYA | 127 | W 8-2 | 82-45 | 1 | 4,972 | Chuck Dobson | Mike Kekich | Chuck Dobson | Mike Kekich | Rollie Fingers | 562 | 445 | 117 |
| 1971-08-24 | vs NYA | 128 | L 0-1 | 82-46 | 1 | 18,288 | Vida Blue | Mel Stottlemyre | Mel Stottlemyre | Vida Blue | | 562 | 446 | 116 |
| 1971-08-25 | vs NYA | 129 | L 2-4 | 82-47 | 1 | 5,950 | Catfish Hunter | Steve Kline | Steve Kline | Catfish Hunter | | 564 | 450 | 114 |
| 1971-08-27 | vs WS2 | 130 | W 6-2 | 83-47 | 1 | 4,739 | Blue Moon Odom | Bill Gogolewski | Blue Moon Odom | Bill Gogolewski | | 570 | 452 | 118 |
| 1971-08-28 | vs WS2 | 131 | W 10-6 | 84-47 | 1 | 7,414 | Chuck Dobson | Mike Thompson | Chuck Dobson | Mike Thompson | Darold Knowles | 580 | 458 | 122 |
| 1971-08-29 | vs WS2 | 132 | W 4-3 | 86-47 | 1 | 0 | Vida Blue | Pete Broberg | Vida Blue | Pete Broberg | | 584 | 461 | 123 |
| 1971-08-29 | vs WS2 | 133 | W 9-0 | 86-47 | 1 | 24,977 | Catfish Hunter | Denny McLain | Catfish Hunter | Denny McLain | | 593 | 461 | 132 |
| 1971-08-31 | @ CAL | 134 | W 4-1 | 87-47 | 1 | 8,690 | Blue Moon Odom | Tom Murphy | Blue Moon Odom | Tom Murphy | Darold Knowles | 597 | 462 | 135 |
| 1971-09-01 | @ CAL | 135 | W 7-0 | 88-47 | 1 | 9,120 | Chuck Dobson | Andy Messersmith | Chuck Dobson | Andy Messersmith | | 604 | 462 | 142 |
| 1971-09-03 | @ MIN | 136 | L 4-9 | 88-49 | 1 | 0 | Diego Segui | Jim Perry | Jim Perry | Diego Segui | Tom Hall | 608 | 471 | 137 |
| 1971-09-03 | @ MIN | 137 | L 1-2 | 88-49 | 1 | 22,032 | Vida Blue | Ray Corbin | Hal Haydel | Vida Blue | | 609 | 473 | 136 |
| 1971-09-04 | @ MIN | 138 | W 5-4 | 89-49 | 1 | 10,808 | Catfish Hunter | Jim Kaat | Catfish Hunter | Jim Kaat | Rollie Fingers | 614 | 477 | 137 |
| 1971-09-05 | @ MIN | 139 | L 3-7 | 89-50 | 1 | 16,388 | Blue Moon Odom | Bert Blyleven | Bert Blyleven | Blue Moon Odom | | 617 | 484 | 133 |
| 1971-09-06 | vs CAL | 140 | L 2-4 | 89-51 | 1 | 6,392 | Chuck Dobson | Andy Messersmith | Andy Messersmith | Chuck Dobson | | 619 | 488 | 131 |
| 1971-09-07 | vs CAL | 141 | L 1-6 | 89-52 | 1 | 6,878 | Vida Blue | Clyde Wright | Clyde Wright | Vida Blue | | 620 | 494 | 126 |
| 1971-09-08 | vs CAL | 142 | W 1-0 | 90-52 | 1 | 3,264 | Catfish Hunter | Rudy May | Catfish Hunter | Rudy May | | 621 | 494 | 127 |
| 1971-09-10 | vs MIN | 143 | W 5-4 | 91-52 | 1 | 7,229 | Blue Moon Odom | Bert Blyleven | Bob Locker | Hal Haydel | | 626 | 498 | 128 |
| 1971-09-11 | vs MIN | 144 | W 5-3 | 92-52 | 1 | 8,276 | Chuck Dobson | Ray Corbin | Rollie Fingers | Pete Hamm | | 631 | 501 | 130 |
| 1971-09-12 | vs MIN | 145 | L 5-7 | 92-53 | 1 | 13,747 | Vida Blue | Jim Perry | Ray Corbin | Jim Roland | Steve Luebber | 636 | 508 | 128 |
| 1971-09-13 | @ KCA | 146 | W 2-1 | 93-53 | 1 | 12,638 | Catfish Hunter | Al Fitzmorris | Catfish Hunter | Al Fitzmorris | Rollie Fingers | 638 | 509 | 129 |
| 1971-09-14 | @ KCA | 147 | L 0-2 | 93-54 | 1 | 9,363 | Diego Segui | Paul Splittorff | Monty Montgomery | Diego Segui | | 638 | 511 | 127 |
| 1971-09-15 | @ CHA | 148 | W 3-2 | 94-55 | 1 | 0 | Chuck Dobson | Wilbur Wood | Mudcat Grant | Wilbur Wood | | 641 | 513 | 128 |
| 1971-09-15 | @ CHA | 149 | L 3-7 | 94-55 | 1 | 10,891 | Blue Moon Odom | Tommy John | Tommy John | Blue Moon Odom | | 644 | 520 | 124 |
| 1971-09-17 | @ MIL | 150 | W 6-5 | 95-55 | 1 | 11,632 | Vida Blue | Marty Pattin | Darold Knowles | Ken Sanders | | 650 | 525 | 125 |
| 1971-09-18 | @ MIL | 151 | W 4-2 | 96-55 | 1 | 11,063 | Catfish Hunter | Jim Slaton | Bob Locker | Jerry Bell | | 654 | 527 | 127 |
| 1971-09-19 | @ MIL | 152 | W 6-2 | 97-55 | 1 | 4,082 | Diego Segui | Bill Parsons | Diego Segui | Bill Parsons | Ron Klimkowski | 660 | 529 | 131 |
| 1971-09-21 | vs CHA | 153 | L 1-5 | 97-57 | 1 | 0 | Chuck Dobson | Bart Johnson | Bart Johnson | Chuck Dobson | Steve Kealey | 661 | 534 | 127 |
| 1971-09-21 | vs CHA | 154 | L 2-6 | 97-57 | 1 | 3,810 | Blue Moon Odom | Tommy John | Tommy John | Blue Moon Odom | Vicente Romo | 663 | 540 | 123 |
| 1971-09-22 | vs CHA | 155 | L 0-3 | 97-58 | 1 | 3,497 | Vida Blue | Tom Bradley | Tom Bradley | Jim Roland | | 663 | 543 | 120 |
| 1971-09-23 | vs MIL | 156 | W 5-4 | 98-58 | 1 | 1,535 | Catfish Hunter | Marty Pattin | Darold Knowles | Ken Sanders | | 668 | 547 | 121 |
| 1971-09-24 | vs MIL | 157 | L 0-1 | 98-59 | 1 | 3,595 | Diego Segui | Jim Slaton | Jim Slaton | Diego Segui | | 668 | 548 | 120 |
| 1971-09-25 | vs MIL | 158 | L 6-8 | 98-60 | 1 | 5,873 | Chuck Dobson | Bill Parsons | Jerry Bell | Bob Locker | | 674 | 556 | 118 |
| 1971-09-26 | vs MIL | 159 | W 7-0 | 99-60 | 1 | 10,687 | Vida Blue | Skip Lockwood | Vida Blue | Skip Lockwood | Mudcat Grant | 681 | 556 | 125 |
| 1971-09-28 | vs KCA | 160 | W 2-1 | 100-60 | 1 | 1,252 | Catfish Hunter | Mike Hedlund | Catfish Hunter | Mike Hedlund | Darold Knowles | 683 | 557 | 126 |
| 1971-09-29 | vs KCA | 161 | W 8-7 | 101-60 | 1 | 1,415 | Chuck Dobson | Al Fitzmorris | Bob Locker | Ted Abernathy | | 691 | 564 | 127 |