Selected Umpire
John Libka
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Current profile selection.
Assignments captured in the available MLB data.
Plate assignments across all tracked seasons.
Distinct MLB seasons with at least one assignment.
Combined first, second, and third base assignments.
Average combined runs in this umpire’s plate games.
Average game length when working the plate.
Average attendance in this umpire’s plate games.
Most recent MLB assignments for John Libka, including position and total runs.
| Date | Matchup | Position | Venue | Status | Total Runs |
|---|---|---|---|---|---|
| 2026-04-23 | New York Yankees at Boston Red Sox | Home Plate | Fenway Park | Final | 6.0 |
| 2026-04-22 | New York Yankees at Boston Red Sox | First Base | Fenway Park | Final | 5.0 |
| 2026-04-21 | New York Yankees at Boston Red Sox | Second Base | Fenway Park | Final | 4.0 |
| 2026-04-19 | Atlanta Braves at Philadelphia Phillies | Second Base | Citizens Bank Park | Final | 6.0 |
| 2026-04-18 | Atlanta Braves at Philadelphia Phillies | Third Base | Citizens Bank Park | Final | 4.0 |
| 2026-04-17 | Atlanta Braves at Philadelphia Phillies | Home Plate | Citizens Bank Park | Final | 9.0 |
| 2026-04-16 | Washington Nationals at Pittsburgh Pirates | Second Base | PNC Park | Final | 15.0 |
| 2026-04-15 | Washington Nationals at Pittsburgh Pirates | Third Base | PNC Park | Final | 2.0 |
| 2026-04-14 | Washington Nationals at Pittsburgh Pirates | Home Plate | PNC Park | Final | 9.0 |
| 2026-04-13 | Washington Nationals at Pittsburgh Pirates | First Base | PNC Park | Final | 21.0 |
| 2026-04-12 | Athletics at New York Mets | Second Base | Citi Field | Final | 1.0 |
| 2026-04-11 | Athletics at New York Mets | Third Base | Citi Field | Final | 17.0 |
| 2026-04-10 | Athletics at New York Mets | Home Plate | Citi Field | Final | 4.0 |
| 2026-04-09 | Cincinnati Reds at Miami Marlins | First Base | loanDepot park | Final | 9.0 |
| 2026-04-08 | Cincinnati Reds at Miami Marlins | Second Base | loanDepot park | Final | 11.0 |