Officials
Brian O'Nora
American baseball umpire.
Life and work
The story behind the role.
American baseball umpire.
Brian Keith O'Nora (born February 7, 1963) is an American umpire in Major League Baseball (MLB). He joined the major league staff in 2000, after previously umpiring for the American League (AL) from 1992 to 1999 (wearing sleeve number 41 during his AL tenure) and wears sleeve number 7.
Encyclopaedic excerpts from Brian O'Nora; shortened for length and available under CC BY-SA 4.0.
Achievements and distinctions
- 01
American baseball umpire.
Career and education
Field of contribution
Officiating · Officials
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