| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam Jones | SLN | 4.38 | 195809090_CHN_SLN |
| Warren Spahn | ATL | 3.16 | 195809071_ATL_PIT |
| Red Witt | PIT | 3.05 | 195809090_SFN_PIT |
| Frank Lary | DET | 2.68 | 195809070_OAK_DET |
| Stu Miller | SFN | 2.47 | 195809090_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Drott | CHN | -5.43 | 195809072_SFN_CHN |
| Hal Griggs | MIN | -3.08 | 195809090_MIN_DET |
| Ruben Gomez | SFN | -2.51 | 195809072_SFN_CHN |
| Seth Morehead | PHI | -2.45 | 195809072_CIN_PHI |
| Don Newcombe | CIN | -2.09 | 195809090_CIN_ATL |
Based on accumulated WAA for this season up to 1958-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.43 | Whitey Ford | 201.3 | NYA |
| +007+ | 6.05 | Bob Turley | 226 | NYA |
| +009+ | 5.88 | Sam Jones | 226.7 | SLN |
| +012+ | 5.75 | Red Witt | 106 | PIT |
| +016+ | 5.42 | Billy O'Dell | 206.7 | BAL |
| +018+ | 5.31 | Warren Spahn | 263 | ATL |
| +019+ | 5.24 | Billy Pierce | 210 | CHA |
| +021+ | 5.13 | Stu Miller | 157.3 | SFN |
| +022+ | 5 | Jack Harshman | 206.7 | BAL |
| +024+ | 4.59 | Carl Willey | 129.7 | ATL |
| +025+ | 4.39 | Frank Lary | 223 | DET |
| +029+ | 3.92 | Dick Donovan | 218.7 | CHA |
| +030+ | 3.86 | Lew Burdette | 242.3 | ATL |
| +031+ | 3.83 | Joey Jay | 95.7 | ATL |
| +038+ | 3.36 | Hoyt Wilhelm | 104.7 | TOT |
| +040+ | 3.26 | Cal McLish | 196.7 | CLE |
| +044+ | 3.17 | Robin Roberts | 234.3 | PHI |
| +050+ | 2.72 | Johnny Antonelli | 217 | SFN |
| +054+ | 2.53 | Gary Bell | 146.7 | CLE |
| +057+ | 2.41 | Camilo Pascual | 159.7 | MIN |
| +058+ | 2.4 | Juan Pizarro | 73 | ATL |
| +065+ | 2.19 | Art Ditmar | 130.3 | NYA |
| +066+ | 2.15 | Arnie Portocarrero | 182 | BAL |
| +070+ | 2.1 | Dave Hillman | 110 | CHN |
| +074+ | 2.02 | Ike Delock | 132.3 | BOS |
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