| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 11.9 | 197206210_CLE_MIN |
| Wilbur Wood | CHA | 9.36 | 197206230_CHA_TEX |
| Pat Dobson | BAL | 3.23 | 197206210_BAL_ANA |
| Gary Nolan | CIN | 2.81 | 197206210_WAS_CIN |
| Ferguson Jenkins | CHN | 2.72 | 197206230_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Renko | WAS | -3.23 | 197206210_WAS_CIN |
| Jim Nash | PHI | -2.14 | 197206230_PHI_WAS |
| Ken Brett | MIL | -1.64 | 197206230_BOS_MIL |
| Jerry Reuss | HOU | -1.48 | 197206230_HOU_CIN |
| Bill Gogolewski | TEX | -1.2 | 197206210_TEX_BOS |
Based on accumulated WAA for this season up to 1972-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.85 | Gaylord Perry | 147.7 | CLE |
| +003+ | 4.16 | Wilbur Wood | 155 | CHA |
| +004+ | 3.93 | Jim Palmer | 109.7 | BAL |
| +005+ | 3.88 | Joe Coleman | 112.3 | DET |
| +010+ | 3.51 | Don Sutton | 99.3 | LAN |
| +014+ | 3.19 | Pat Dobson | 113.7 | BAL |
| +015+ | 3.16 | Claude Osteen | 94.7 | LAN |
| +020+ | 2.91 | Mickey Lolich | 132.3 | DET |
| +021+ | 2.9 | Ken Holtzman | 128 | OAK |
| +022+ | 2.84 | Gary Nolan | 107.7 | CIN |
| +023+ | 2.73 | Dick Drago | 110 | KCA |
| +030+ | 2.55 | Jim Hunter | 123.3 | OAK |
| +034+ | 2.36 | Tom Timmermann | 92.7 | DET |
| +037+ | 2.29 | Jim Kaat | 90.3 | MIN |
| +041+ | 2.11 | Clyde Wright | 83.7 | ANA |
| +043+ | 2.1 | Steve Kline | 72.7 | NYA |
| +050+ | 1.93 | Mike Kekich | 89.3 | NYA |
| +051+ | 1.92 | Al Downing | 89.3 | LAN |
| +055+ | 1.83 | Milt Wilcox | 89.3 | CLE |
| +058+ | 1.81 | Mike Torrez | 94 | WAS |
| +062+ | 1.71 | Dave Hamilton | 36.7 | OAK |
| +061+ | 1.71 | Burt Hooton | 100 | CHN |
| +064+ | 1.66 | Scipio Spinks | 98 | SLN |
| +065+ | 1.66 | Ross Grimsley | 64 | CIN |
| +067+ | 1.62 | Tom Griffin | 38 | HOU |
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