| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lou Fette | ATL | 4.63 | 193808310_ATL_CHN |
| Bill Lee | CHN | 4.54 | 193808310_ATL_CHN |
| Paul Derringer | CIN | 3.69 | 193808301_LAN_CIN |
| Bill McGee | SLN | 3.09 | 193808312_PHI_SLN |
| Dutch Leonard | MIN | 1.46 | 193808310_CHA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ken Chase | MIN | -3.17 | 193808290_CLE_MIN |
| Nels Potter | OAK | -2.08 | 193808300_CLE_OAK |
| Elden Auker | DET | -1.41 | 193808290_DET_BOS |
| Tex Carleton | CHN | -0.88 | 193808300_ATL_CHN |
| Earl Whitehill | CLE | -0.82 | 193808290_CLE_MIN |
Based on accumulated WAA for this season up to 1938-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +008+ | 6.78 | Lou Fette | 209 | ATL |
| +009+ | 6.76 | Paul Derringer | 251 | CIN |
| +010+ | 6.67 | Red Ruffing | 206 | NYA |
| +016+ | 6.32 | Bill Lee | 235.3 | CHN |
| +019+ | 5.96 | Bill McGee | 181.3 | SLN |
| +020+ | 5.74 | Danny MacFayden | 167 | ATL |
| +024+ | 5.17 | Carl Hubbell | 179 | SFN |
| +026+ | 4.93 | Thornton Lee | 194.3 | CHA |
| +028+ | 4.75 | Freddie Fitzsimmons | 158.7 | LAN |
| +030+ | 4.65 | Russ Bauers | 194.7 | PIT |
| +032+ | 4.46 | Jim Tobin | 197 | PIT |
| +036+ | 4.35 | Dutch Leonard | 188.3 | MIN |
| +043+ | 3.79 | Bob Weiland | 197.7 | SLN |
| +044+ | 3.78 | Lefty Gomez | 196 | NYA |
| +046+ | 3.76 | Clay Bryant | 201.3 | CHN |
| +047+ | 3.69 | Ted Lyons | 161.7 | CHA |
| +048+ | 3.55 | Charlie Root | 117.3 | CHN |
| +051+ | 3.31 | Cy Blanton | 144.7 | PIT |
| +052+ | 3.13 | Dizzy Dean | 60.7 | CHN |
| +053+ | 3.12 | Jim Turner | 214.3 | ATL |
| +055+ | 2.93 | Bill Swift | 121.7 | PIT |
| +056+ | 2.92 | Larry French | 186.7 | CHN |
| +057+ | 2.79 | Bill Lohrman | 117.7 | SFN |
| +058+ | 2.76 | Ira Hutchinson | 114 | ATL |
| +059+ | 2.68 | Lon Warneke | 173.7 | SLN |
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