| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 15.35 | 195805090_CIN_ATL |
| Whitey Ford | NYA | 7.55 | 195805100_MIN_NYA |
| Billy O'Dell | BAL | 3.31 | 195805090_BOS_BAL |
| Dick Donovan | CHA | 2.71 | 195805100_CLE_CHA |
| Bob Friend | PIT | 1.32 | 195805111_PHI_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Robin Roberts | PHI | -4.96 | 195805090_PHI_PIT |
| Dave Sisler | BOS | -3.74 | 195805090_BOS_BAL |
| Pedro Ramos | MIN | -2.59 | 195805090_MIN_NYA |
| Johnny Klippstein | CIN | -1.7 | 195805110_CIN_ATL |
| Bob Porterfield | PIT | -1.64 | 195805112_PHI_PIT |
Based on accumulated WAA for this season up to 1958-05-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.38 | Warren Spahn | 54 | ATL |
| +003+ | 2.26 | Bob Turley | 36 | NYA |
| +005+ | 2.2 | Jack Harshman | 35.7 | BAL |
| +007+ | 1.8 | Whitey Ford | 33.3 | NYA |
| +010+ | 1.46 | Frank Baumann | 27.3 | BOS |
| +014+ | 1.36 | Ron Kline | 39 | PIT |
| +017+ | 1.3 | Frank Lary | 35.7 | DET |
| +018+ | 1.29 | Don Larsen | 14 | NYA |
| XXXXX | 1.25 | Jim Brosnan | 39 | CHN |
| XXXXX | 1.19 | Paul Foytack | 32.3 | DET |
| XXXXX | 1.19 | Ray Semproch | 37 | PHI |
| XXXXX | 1.11 | Jim Grant | 37.3 | CLE |
| XXXXX | 1.09 | Billy O'Dell | 32.7 | BAL |
| XXXXX | 0.99 | Bob Purkey | 39.7 | CIN |
| XXXXX | 0.97 | Pedro Ramos | 42 | MIN |
| XXXXX | 0.95 | Bobby Shantz | 26.3 | NYA |
| XXXXX | 0.95 | Milt Pappas | 17.3 | BAL |
| XXXXX | 0.92 | Bob Porterfield | 15 | TOT |
| XXXXX | 0.89 | Curt Simmons | 43 | PHI |
| XXXXX | 0.86 | Hoyt Wilhelm | 14 | CLE |
| XXXXX | 0.79 | Glen Hobbie | 31.7 | CHN |
| XXXXX | 0.78 | Mike McCormick | 20 | SFN |
| XXXXX | 0.71 | Dick Donovan | 37 | CHA |
| XXXXX | 0.7 | Bob Rush | 17 | ATL |
| XXXXX | 0.69 | Lew Burdette | 42.3 | ATL |
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