STAT-ERA-SEP -- All players in database
Regular season
| Primary |
| Name | Name | ERA |
| Johnny Buzhardt | Rivers | 2.19 |
| Lew Burdette | Aces | 2.26 |
| Bill Monbouquette | Bishops | 2.44 |
| Don Drysdale | Monarchs | 2.47 |
| Johnny Podres* | Aces | 2.55 |
| Mike McCormick* | Elephants | 2.71 |
| Hal Brown | Lions | 2.77 |
| Bob Purkey | Aces | 2.77 |
| Don Mossi* | Fortress | 2.84 |
| Sam Jones | Monarchs | 2.84 |
| Bob Friend | Elephants | 2.85 |
| Milt Pappas | Monarchs | 2.96 |
| Ralph Terry | Fortress | 2.99 |
| Stan Williams | Hot Rods | 3.01 |
| Glen Hobbie | Hot Rods | 3.03 |
| Ernie Broglio | Elephants | 3.04 |
| Jim Bunning | Surfers | 3.08 |
| Larry Jackson | Monarchs | 3.08 |
| Frank Baumann* | Bishops | 3.09 |
| Harvey Haddix* | Slims | 3.19 |
| Steve Barber* | Beavers | 3.22 |
| Jim O'Toole* | Hot Rods | 3.27 |
| Camilo Pascual | Slims | 3.27 |
| Vern Law | Lions | 3.29 |
| Chuck Estrada | Beavers | 3.32 |
| Frank Lary | Fortress | 3.33 |
| Tom Brewer | Aces | 3.34 |
| Pedro Ramos | Cruisers | 3.38 |
| Frank Sullivan | Rivers | 3.38 |
| Paul Foytack | Rivers | 3.45 |
| Jim Perry | Fortress | 3.45 |
| Wilmer Mizell* | Surfers | 3.50 |
| Bud Daley* | Beavers | 3.52 |
| Don Lee | Hornets | 3.54 |
| Jack Sanford | Slims | 3.55 |
| Billy Pierce* | Hornets | 3.57 |
| Jim Coates | Hornets | 3.60 |
| Robin Roberts | Surfers | 3.67 |
| Early Wynn | Elephants | 3.69 |
| Sandy Koufax* | Bishops | 3.74 |
| Ray Herbert | Beavers | 3.78 |
| Herb Score* | Hornets | 3.79 |
| Chuck Stobbs* | Cruisers | 3.81 |
| Dick Hall | Bishops | 3.86 |
| Jay Hook | Cruisers | 3.91 |
| Whitey Ford* | Cruisers | 3.92 |
| Roger Craig | Gladiators | 3.99 |
| Art Ditmar | Bishops | 4.11 |
| Jack Fisher | Gladiators | 4.23 |
| Gene Conley | Gladiators | 4.27 |
| Mudcat Grant | Surfers | 4.28 |
| Bob Buhl | Slims | 4.31 |
| Warren Spahn* | Hornets | 4.42 |
| Billy O'Dell* | Aces | 4.45 |
| Gary Bell | Rivers | 4.52 |
| Dick Ellsworth* | Gladiators | 4.54 |
| Bob Shaw | Hot Rods | 4.55 |
| Cal McLish | Gladiators | 4.62 |
| Don Cardwell | Hot Rods | 4.94 |
| Ray Sadecki* | Gladiators | 4.95 |
| Carl Willey | Surfers | 4.98 |
| Jim Owens | Lions | 4.98 |
| Juan Pizarro* | Lions | 5.28 |
| Barry Latman | Lions | 5.30 |
| Bob Turley | Fortress | 5.36 |
| Don Larsen | Beavers | 6.69 |