| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Brandt | ATL | -2.42 | 192909131_ATL_SLN |
| Pete Donohue | CIN | -2.22 | 192909140_ATL_CIN |
| Hal Elliott | PHI | -2.02 | 192909130_PHI_CHN |
| Earl Whitehill | DET | -1.58 | 192909151_DET_MIN |
| Bill Hallahan | SLN | -1.47 | 192909132_ATL_SLN |
Based on accumulated WAA for this season up to 1929-09-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 11.24 | Lefty Grove | 257 | OAK |
| +012+ | 7.73 | Tommy Thomas | 234.3 | CHA |
| +013+ | 7.62 | Burleigh Grimes | 221.7 | PIT |
| +017+ | 6.66 | Willis Hudlin | 252.3 | CLE |
| +016+ | 6.66 | Firpo Marberry | 221.3 | MIN |
| +019+ | 6.41 | George Earnshaw | 232.7 | OAK |
| +027+ | 5.62 | Danny MacFayden | 205 | BOS |
| +028+ | 5.55 | Tom Zachary | 110.3 | NYA |
| +030+ | 5.38 | Carl Hubbell | 240.7 | SFN |
| +032+ | 5.11 | Red Lucas | 244 | CIN |
| +034+ | 4.98 | Rube Walberg | 249.3 | OAK |
| +035+ | 4.71 | Jake Miller | 192 | CLE |
| +036+ | 4.44 | Charlie Root | 251 | CHN |
| +039+ | 4.32 | Guy Bush | 247.7 | CHN |
| +038+ | 4.32 | Syl Johnson | 173.7 | SLN |
| +040+ | 4.09 | Roy Sherid | 130.3 | NYA |
| +041+ | 4.07 | Milt Gaston | 220 | BOS |
| +042+ | 3.99 | Sam Gray | 274.3 | BAL |
| +046+ | 3.87 | Pat Malone | 245.3 | CHN |
| +047+ | 3.83 | Bill Walker | 141.7 | SFN |
| +049+ | 3.82 | Dazzy Vance | 208.3 | LAN |
| +050+ | 3.78 | Watty Clark | 250 | LAN |
| +053+ | 3.58 | Ken Holloway | 101.7 | CLE |
| +054+ | 3.56 | Wes Ferrell | 205 | CLE |
| +062+ | 2.97 | Ted Lyons | 233 | CHA |
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