| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Turley | NYA | 5.64 | 195905220_NYA_BAL |
| Hoyt Wilhelm | BAL | 3.72 | 195905220_NYA_BAL |
| Dick Donovan | CHA | 2.31 | 195905200_CHA_BAL |
| Bob Buhl | ATL | 2.19 | 195905200_ATL_SFN |
| Johnny Antonelli | SFN | 1.85 | 195905220_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Don Cardwell | PHI | -2.58 | 195905200_PHI_CHN |
| Russ Kemmerer | MIN | -2.57 | 195905200_CLE_MIN |
| Carl Erskine | LAN | -1.49 | 195905202_CIN_LAN |
| Bob Friend | PIT | -1.01 | 195905200_PIT_SLN |
| Paul Foytack | DET | -0.71 | 195905220_DET_CLE |
Based on accumulated WAA for this season up to 1959-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.3 | Hoyt Wilhelm | 63.7 | BAL |
| +004+ | 3.42 | Johnny Antonelli | 80.7 | SFN |
| +008+ | 2.57 | Cal McLish | 62 | CLE |
| +009+ | 2.5 | Bob Shaw | 49.3 | CHA |
| +010+ | 2.37 | Jerry Walker | 37.3 | BAL |
| +011+ | 2.26 | Ike Delock | 60.3 | BOS |
| +014+ | 2.07 | Gene Conley | 33.3 | PHI |
| +015+ | 2.01 | Bob Anderson | 60.3 | CHN |
| +016+ | 1.94 | Jim Grant | 35.7 | CLE |
| +017+ | 1.93 | Bill Fischer | 48 | MIN |
| +020+ | 1.89 | Gary Blaylock | 52.3 | SLN |
| +022+ | 1.8 | Stu Miller | 34.7 | SFN |
| +023+ | 1.79 | Warren Spahn | 78.7 | ATL |
| +025+ | 1.77 | Harvey Haddix | 54 | PIT |
| +027+ | 1.68 | Jack Sanford | 69 | SFN |
| +029+ | 1.62 | Billy Pierce | 64.7 | CHA |
| +031+ | 1.54 | Glen Hobbie | 62 | CHN |
| +033+ | 1.44 | Tom Brewer | 54 | BOS |
| +034+ | 1.43 | Billy O'Dell | 45 | BAL |
| +036+ | 1.33 | Bob Buhl | 32.7 | ATL |
| +037+ | 1.31 | Bob Grim | 60.3 | OAK |
| +042+ | 1.3 | Hal Griggs | 30.7 | MIN |
| +039+ | 1.3 | Camilo Pascual | 56.7 | MIN |
| +047+ | 1.29 | Ned Garver | 53.7 | OAK |
| +044+ | 1.29 | Gary Bell | 53 | CLE |
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