| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 10.83 | 192908180_OAK_BAL |
| Willis Hudlin | CLE | 1.44 | 192908180_MIN_CLE |
| Larry Benton | SFN | 1.44 | 192908180_CHN_SFN |
| Waite Hoyt | NYA | 1.08 | 192908170_NYA_DET |
| Danny MacFayden | BOS | 0.89 | 192908170_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Benge | PHI | -5.57 | 192908191_PIT_PHI |
| Clise Dudley | LAN | -2.63 | 192908170_CHN_LAN |
| Earl Whitehill | DET | -1.63 | 192908191_BOS_DET |
| Larry French | PIT | -1.32 | 192908170_PIT_ATL |
| Jesse Haines | SLN | -1.27 | 192908180_SLN_LAN |
Based on accumulated WAA for this season up to 1929-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.79 | Lefty Grove | 224.7 | OAK |
| +014+ | 6.03 | Guy Bush | 208.7 | CHN |
| +016+ | 5.82 | Red Lucas | 201.7 | CIN |
| +019+ | 5.55 | Rube Walberg | 208.7 | OAK |
| +020+ | 5.52 | Firpo Marberry | 170 | MIN |
| +021+ | 5.4 | Tommy Thomas | 192.3 | CHA |
| +022+ | 5.39 | Willis Hudlin | 200.7 | CLE |
| +025+ | 5.11 | Danny MacFayden | 158 | BOS |
| +026+ | 5.09 | George Earnshaw | 186 | OAK |
| +029+ | 4.82 | Larry Benton | 208.7 | SFN |
| +035+ | 3.96 | Red Faber | 186.7 | CHA |
| +037+ | 3.76 | Lefty Stewart | 127.7 | BAL |
| +038+ | 3.68 | Charlie Root | 202 | CHN |
| +041+ | 3.52 | Jake Miller | 163.3 | CLE |
| +046+ | 3.31 | Waite Hoyt | 180.7 | NYA |
| +051+ | 3.09 | Milt Gaston | 176 | BOS |
| +054+ | 2.99 | Pat Malone | 199.3 | CHN |
| +056+ | 2.93 | Carl Hubbell | 184.3 | SFN |
| +057+ | 2.87 | Roy Sherid | 86 | NYA |
| +059+ | 2.77 | Eppa Rixey | 143.7 | CIN |
| +062+ | 2.63 | Johnny Morrison | 112 | LAN |
| +063+ | 2.6 | Bill Shores | 109.7 | OAK |
| +065+ | 2.39 | Ted Lyons | 195.7 | CHA |
| +066+ | 2.33 | Sam Gray | 232 | BAL |
| +068+ | 2.23 | Freddie Fitzsimmons | 157.3 | SFN |
_