| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 11.67 | 197208260_CLE_ANA |
| Steve Kline | NYA | 8.18 | 197208251_KCA_NYA |
| Steve Carlton | PHI | 7.56 | 197208260_PHI_CIN |
| Jim Hunter | OAK | 6.27 | 197208250_BAL_OAK |
| Don Sutton | LAN | 4.06 | 197208260_LAN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Stone | ATL | -2.67 | 197208250_NYN_ATL |
| Jerry Reuss | HOU | -2.21 | 197208260_WAS_HOU |
| Al Santorini | SLN | -1.91 | 197208252_SDN_SLN |
| Bill Gogolewski | TEX | -1.9 | 197208260_TEX_BOS |
| Ken Reynolds | PHI | -1.19 | 197208250_PHI_CIN |
Based on accumulated WAA for this season up to 1972-08-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.54 | Steve Kline | 184.3 | NYA |
| +005+ | 7.43 | Gaylord Perry | 271.7 | CLE |
| +006+ | 7.34 | Steve Carlton | 269.3 | PHI |
| +008+ | 7.25 | Jim Palmer | 213.3 | BAL |
| +012+ | 6.52 | Wilbur Wood | 295.7 | CHA |
| +014+ | 6.11 | Jim Hunter | 236.3 | OAK |
| +018+ | 5.12 | Don Sutton | 210.7 | LAN |
| +024+ | 4.41 | Gary Nolan | 157 | CIN |
| +025+ | 4.39 | Mickey Lolich | 256.7 | DET |
| +026+ | 4.38 | Jon Matlack | 187.3 | NYN |
| +028+ | 4.29 | Roger Nelson | 118 | KCA |
| +030+ | 4.14 | Pat Dobson | 224.7 | BAL |
| +046+ | 3.44 | Mike Paul | 116 | TEX |
| +048+ | 3.39 | Johnny Odom | 147.7 | OAK |
| +047+ | 3.39 | Joe Coleman | 208.7 | DET |
| +052+ | 3.3 | Dick Tidrow | 182.3 | CLE |
| +054+ | 3.17 | Jim Kaat | 113.3 | MIN |
| +055+ | 3.13 | Steve Blass | 197.3 | PIT |
| +056+ | 3.07 | Dick Woodson | 186.3 | MIN |
| +062+ | 2.83 | Dave McNally | 199.7 | BAL |
| +063+ | 2.83 | Bob Gibson | 207 | SLN |
| +064+ | 2.81 | Nolan Ryan | 194.7 | ANA |
| +065+ | 2.73 | Tommy John | 160 | LAN |
| +067+ | 2.7 | Claude Osteen | 184.3 | LAN |
| +074+ | 2.5 | Ken Holtzman | 208 | OAK |
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