STAT-ERA-wk23 -- All players in database
Regular season
| Primary |
| Name | Name | ERA |
| Steve Rogers | Mets | 1.58 |
| Tom Seaver | Gladiators | 1.89 |
| Don Sutton | Monarchs | 2.36 |
| Nolan Ryan | Dragons | 2.57 |
| Gaylord Perry | Totems | 2.60 |
| Jim Palmer | Hot Rods | 2.71 |
| Bill Lee* | Barons | 2.72 |
| Al Fitzmorris | Totems | 2.75 |
| Bert Blyleven | Gladiators | 2.84 |
| Orlando Pena | | 2.91 |
| Wayne Twitchell | Fortress | 2.93 |
| Steve Carlton* | Hot Rods | 2.95 |
| Bob Moose | Mets | 2.97 |
| Jim Colborn | Dragons | 3.03 |
| Gene Garber | Lions | 3.09 |
| Rick Reuschel | Angels | 3.11 |
| Dick Ruthven | Monarchs | 3.16 |
| Alan Foster | Hot Rods | 3.25 |
| Steve Renko | Royals | 3.27 |
| Jerry Koosman* | Mets | 3.28 |
| Jim Rooker* | Royals | 3.29 |
| Ron Bryant* | Monarchs | 3.31 |
| Rick Wise | Bishops | 3.33 |
| Tommy John* | Seals | 3.44 |
| Ferguson Jenkins | Sparkplugs | 3.48 |
| Pat Dobson | Lions | 3.51 |
| Phil Niekro | Mets | 3.51 |
| Reggie Cleveland | Mets | 3.52 |
| Lindy McDaniel | Totems | 3.54 |
| Bill Bonham | Angels | 3.57 |
| Jim Merritt* | Colts | 3.59 |
| Bill Gogolewski | Beavers | 3.59 |
| Mike Torrez | Bishops | 3.59 |
| Mel Stottlemyre | Cruisers | 3.60 |
| Terry Forster* | Dragons | 3.61 |
| Ray Corbin | Seals | 3.62 |
| Burt Hooton | Royals | 3.62 |
| Dock Ellis | Monarchs | 3.66 |
| Tom Bradley | Fortress | 3.67 |
| Dick Bosman | Lions | 3.70 |
| Ross Grimsley* | Bishops | 3.71 |
| Vida Blue* | Hot Rods | 3.74 |
| Jim Slaton | Beavers | 3.75 |
| Andy Messersmith | Fortress | 3.78 |
| Luis Tiant | Gladiators | 3.79 |
| Steve Busby | Totems | 3.82 |
| Brent Strom* | Seagulls | 3.83 |
| Randy Jones* | Seagulls | 3.84 |
| Paul Splittorff* | Dragons | 3.85 |
| Joe Coleman | Lions | 3.92 |
| Mike Marshall | Hot Rods | 3.93 |
| Wilbur Wood* | Totems | 3.94 |
| Jim Perry | Angels | 3.94 |
| Bill Singer | Schema Busters | 3.96 |
| Claude Osteen* | Schema Busters | 3.97 |
| Bob Gibson | Beavers | 3.97 |
| Don Gullett* | Elephants | 3.98 |
| Dave McNally* | Fortress | 3.98 |
| Mike Caldwell* | Mets | 4.00 |
| Jim Bibby | Fortress | 4.00 |
| Roric Harrison | Colts | 4.03 |
| George Stone* | | 4.05 |
| Jack Billingham | Cruisers | 4.06 |
| Steve Stone | Gladiators | 4.08 |
| Roger Moret* | Monarchs | 4.09 |
| Don Wilson | Colts | 4.11 |
| Mike Paul* | Seals | 4.13 |
| Carl Morton | Schema Busters | 4.19 |
| Nelson Briles | Elephants | 4.21 |
| Al Downing* | Elephants | 4.22 |
| Jesse Jefferson | Beavers | 4.26 |
| Mickey Lolich* | Totems | 4.27 |
| Jon Matlack* | Royals | 4.30 |
| Ken Brett* | Seals | 4.31 |
| Dick Tidrow | Elephants | 4.33 |
| Jim Kaat* | Sparkplugs | 4.38 |
| Jerry Bell | Bishops | 4.40 |
| Steve Barber* | Schema Busters | 4.40 |
| Rich Hand | Bishops | 4.40 |
| Fred Norman* | Elephants | 4.43 |
| Stan Bahnsen | Lions | 4.44 |
| Eddie Fisher | Schema Busters | 4.47 |
| Rudy May* | Gladiators | 4.56 |
| Ernie McAnally | | 4.60 |
| Dave Goltz | Seals | 4.67 |
| Dave Roberts* | Barons | 4.72 |
| Skip Lockwood | Royals | 4.75 |
| Jim Hunter | Hot Rods | 4.84 |
| Doc Medich | Cruisers | 4.86 |
| Ray Sadecki* | Totems | 4.87 |
| Ron Reed | Cruisers | 4.87 |
| Jim Lonborg | Monarchs | 4.90 |
| Blue Moon Odom | Cruisers | 4.90 |
| Joe Decker | Barons | 4.92 |
| Jim Barr | Fortress | 4.93 |
| Ken Holtzman* | Sparkplugs | 4.95 |
| Jerry Reuss* | Sparkplugs | 5.02 |
| Ron Schueler | Dragons | 5.15 |
| Doyle Alexander | Elephants | 5.15 |
| Woodie Fryman* | Angels | 5.18 |
| John Curtis* | Colts | 5.19 |
| Mike Cuellar* | Totems | 5.22 |
| Tom Timmermann | Angels | 5.23 |
| Clyde Wright* | Colts | 5.30 |
| Ken Forsch | Barons | 5.32 |
| Sonny Siebert | Colts | 5.42 |
| Marty Pattin | Seagulls | 5.51 |
| Milt Wilcox | Angels | 5.58 |
| Jim McAndrew | Bishops | 5.68 |
| Juan Marichal | Beavers | 5.75 |
| Dick Woodson | Angels | 5.86 |
| Steve Kline | Seagulls | 5.90 |
| Steve Arlin | Seagulls | 5.97 |
| Clay Kirby | Dragons | 6.04 |
| Dick Drago | Barons | 6.09 |
| Milt Pappas | Seals | 6.13 |
| Bill Greif | Monarchs | 6.13 |
| Fritz Peterson* | Seagulls | 6.32 |
| Steve Dunning | Schema Busters | 6.65 |
| Balor Moore* | Monarchs | 6.75 |
| Sam McDowell* | Seals | 6.80 |
| Rich Troedson* | Seals | 6.81 |
| Darold Knowles* | Beavers | 6.98 |
| Jim McGlothlin | Schema Busters | 7.70 |