Baseball · MLB · Umpires
All umpiresBrian O'Nora
Brian O'Nora has worked 433 completed games across 2010–2026. Every figure below is counted from those games, against the league rate in the seasons they worked.
Runs per game (both teams)8.6−0.2 vs league
Strikeouts per plate appearance0.23+0.008 vs league · across 15 games · small sample
Walks per plate appearance0.08−0.009 vs league · across 15 games · small sample
On-base rate0.30−0.021 vs league · across 15 games · small sample
Seasons2010–2026433 games
Season by season
| Season | Games | Runs/gm | League | vs league |
|---|---|---|---|---|
| 15 | 8.9 | 9.0 | 0.0 | |
| 29 | 9.0 | 8.9 | +0.1 | |
| 26 | 8.8 | 8.8 | +0.1 | |
| 32 | 9.2 | 9.2 | 0.0 | |
| 20 | 7.7 | 8.6 | −0.9 | |
| 26 | 8.8 | 9.1 | −0.3 | |
| 30 | 8.6 | 9.7 | −1.1 | |
| 27 | 9.4 | 8.9 | +0.5 | |
| 31 | 8.7 | 9.3 | −0.6 | |
| 18 | 9.1 | 9.0 | +0.1 | |
| 26 | 8.2 | 8.5 | −0.3 | |
| 28 | 6.8 | 8.1 | −1.4 | |
| 29 | 8.9 | 8.3 | +0.6 | |
| 34 | 7.6 | 8.7 | −1.0 | |
| 29 | 9.2 | 8.6 | +0.6 | |
| 33 | 9.2 | 8.8 | +0.4 | |