| Starter | Tm | Tier | Game |
|---|---|---|---|
| Guy Bush | CHN | 2.5 | 192909080_ATL_CHN |
| George Earnshaw | OAK | 2.15 | 192909100_CLE_OAK |
| Carl Hubbell | SFN | 1.71 | 192909091_SFN_CIN |
| Sam Gray | BAL | 1.17 | 192909081_BAL_BOS |
| Danny MacFayden | BOS | 1 | 192909090_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Les Sweetland | PHI | -3.15 | 192909090_PHI_SLN |
| Dick Coffman | BAL | -1.35 | 192909102_BAL_BOS |
| Earl Whitehill | DET | -1.25 | 192909101_DET_NYA |
| Larry French | PIT | -1.24 | 192909080_PIT_LAN |
| Ed Walsh | CHA | -0.65 | 192909090_CHA_MIN |
Based on accumulated WAA for this season up to 1929-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 12.12 | Lefty Grove | 255 | OAK |
| +012+ | 7.44 | Tommy Thomas | 226.3 | CHA |
| +013+ | 7.32 | Burleigh Grimes | 212.7 | PIT |
| +019+ | 6.11 | Willis Hudlin | 235.3 | CLE |
| +024+ | 5.8 | Firpo Marberry | 203.7 | MIN |
| +026+ | 5.7 | George Earnshaw | 223.7 | OAK |
| +027+ | 5.53 | Danny MacFayden | 196 | BOS |
| +028+ | 5.3 | Rube Walberg | 244 | OAK |
| +029+ | 5.29 | Carl Hubbell | 231.7 | SFN |
| +031+ | 5.11 | Guy Bush | 241 | CHN |
| +033+ | 4.86 | Red Lucas | 235 | CIN |
| +036+ | 4.59 | Charlie Root | 242 | CHN |
| +037+ | 4.54 | Ted Lyons | 224.7 | CHA |
| +039+ | 4.43 | Sam Gray | 266.3 | BAL |
| +043+ | 3.91 | Jake Miller | 183 | CLE |
| +044+ | 3.85 | Dazzy Vance | 201.3 | LAN |
| +046+ | 3.74 | Watty Clark | 242 | LAN |
| +047+ | 3.68 | Milt Gaston | 210 | BOS |
| +048+ | 3.65 | Syl Johnson | 163.7 | SLN |
| +049+ | 3.64 | Larry Benton | 234 | SFN |
| +051+ | 3.49 | Roy Sherid | 121.3 | NYA |
| +055+ | 3.17 | Pat Malone | 236.3 | CHN |
| +060+ | 3.07 | Red Faber | 216.7 | CHA |
| +063+ | 2.98 | Wes Ferrell | 196 | CLE |
| +064+ | 2.82 | Ken Holloway | 93.7 | CLE |
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