Selected Umpire
Brian O'Nora
Current profile selection.
Break down one MLB umpire at a time with assignment counts, home plate scoring context, pace, attendance, recent appearances, and betting performance.
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Current profile selection.
Across 11 tracked seasons.
281 tracked home plate assignments with final scores.
1B 271 • 2B 275 • 3B 274
Expected total Subscription required on average.
Positive means this umpire’s plate games finish above the closing total.
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Share of tracked home plate games won by the home team.
Avg attendance 27,786 in plate games.
Switch between team-level betting analysis and the full assignment schedule for Brian O'Nora.
How individual teams perform against the number when Brian O'Nora is behind the plate.
| # | Team | Games | ATS Record | Team Cover % | Home Cover % | Away Cover % | O/U Record | Over % | Avg vs RL | Avg vs Total |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Baltimore Orioles | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 2 | Washington Nationals | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 3 | Houston Astros | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 4 | Cincinnati Reds | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 5 | Arizona Diamondbacks | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 6 | Los Angeles Dodgers | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 7 | Boston Red Sox | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 8 | Toronto Blue Jays | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 9 | Philadelphia Phillies | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 10 | Seattle Mariners | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 11 | Colorado Rockies | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 12 | Miami Marlins | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 13 | Pittsburgh Pirates | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 14 | Los Angeles Angels | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 15 | New York Mets | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 16 | Chicago White Sox | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 17 | Texas Rangers | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 18 | St. Louis Cardinals | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 19 | San Francisco Giants | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 20 | Chicago Cubs | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 21 | Milwaukee Brewers | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 22 | Minnesota Twins | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 23 | Atlanta Braves | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 24 | Kansas City Royals | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 25 | New York Yankees | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 26 | San Diego Padres | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 27 | Tampa Bay Rays | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 28 | Detroit Tigers | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 29 | Oakland Athletics | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 30 | Cleveland Guardians | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required | Subscription required |
| 31 | Cleveland Indians | Subscription required | Subscription required | Subscription required | Subscription required | — | Subscription required | Subscription required | Subscription required | Subscription required |
Filter the full MLB assignment history for Brian O'Nora by season, position, and team.
Scores are shown home-away. Green marks a positive betting result for that column's angle, and red marks a negative one.
Showing 1-25 of 1101 filtered assignments .
| Date | Home | Away | Score | Favorite RL | Home RL | O/U | Pos | Attendance |
|---|---|---|---|---|---|---|---|---|
| 2026-07-25 | DET | KC | 2-3 |
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First Base | 32,867 |
| 2026-07-24 | DET | KC | 2-1 |
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Second Base | 40,638 |
| 2026-07-23 | DET | KC | 4-3 |
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Third Base | 35,548 |
| 2026-07-22 | PHI | LAD | 5-9 |
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Home Plate | 40,675 |
| 2026-07-21 | PHI | LAD | 1-2 |
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First Base | 40,077 |
| 2026-07-20 | PHI | LAD | 10-7 |
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Second Base | 40,265 |
| 2026-07-19 | HOU | BAL | 2-5 |
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Third Base | 28,936 |
| 2026-07-18 | HOU | BAL | 2-4 |
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Home Plate | 31,649 |
| 2026-07-17 | HOU | BAL | 2-3 |
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First Base | 31,867 |
| 2026-07-12 | MIN | LAA | 4-2 |
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Second Base | 20,509 |
| 2026-07-11 | MIN | LAA | 5-3 |
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Third Base | 21,286 |
| 2026-07-10 | MIN | LAA | 3-4 |
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Home Plate | 26,893 |
| 2026-07-09 | MIA | SEA | 8-4 |
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First Base | 7,815 |
| 2026-07-08 | MIA | SEA | 2-0 |
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Second Base | 10,545 |
| 2026-07-07 | MIA | SEA | 6-5 |
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Third Base | 8,660 |
| 2026-07-05 | CIN | BAL | 3-2 |
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Home Plate | 17,601 |
| 2026-07-04 | CIN | BAL | 5-8 |
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First Base | 33,047 |
| 2026-07-03 | CIN | BAL | 0-3 |
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Second Base | 22,157 |
| 2026-07-01 | CLE | TEX | 9-4 |
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Third Base | 20,141 |
| 2026-06-30 | CLE | TEX | 2-4 |
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Home Plate | 21,674 |
| 2026-06-29 | CLE | TEX | 3-6 |
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First Base | 20,379 |
| 2026-06-21 | NYY | CIN | 1-4 |
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First Base | 46,046 |
| 2026-06-20 | NYY | CIN | 2-10 |
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Second Base | 46,089 |
| 2026-06-19 | NYY | CIN | 5-0 |
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Third Base | 42,420 |
| 2026-05-16 | CWS | CHC | 8-3 |
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Home Plate | 38,795 |