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MLB Umpires

Longtime umpire Harry Wendelstedt (left) and son Hunter Wendelstedt pose prior to a game in 1998.
Longtime umpire Harry Wendelstedt (left) and son Hunter Wendelstedt pose prior to a game in 1998. (Mary Butkas/AP)
 Longtime umpire Harry Wendelstedt dies at 73
Harry Wendelstedt, who served as a big league umpire from 1966-98, passed away Friday at the age of 73. He is the father of current umpire Hunter Wendelstedt.  Full story >
Umpire quick links
Rosters:  Majors  |  Minors  |  All-time |  Umpire Crews
Rules:  Ground  |  Strike zone  |  Rules of interest  |  Official
Info:  Timeline  |  History  |  Executives  |  Features archive
UMPS CARE Online Auction begins May 4
The fourth annual UMPS CARE Charities online auction begins Friday, May 4 continuing through Sunday, May 13. The auction helps to provide experiences for children with cancer, Major League Baseball experiences for children awaiting adoption and college scholarships for deserving young adults.  More >
Tichenor appointed to umpiring staff
 Tichenor appointed to umpiring staff >
Commissioner's Statement regarding Marty Springstead
 Commissioner's Statement regarding Marty Springstead >
Aspiring umpires' paths start at Florida schools
It's January, which means it's time for umpire school in Florida, where about 250 students are donning the chest protectors and masks to go with their dark shirts and gray pants on the fields of three umpire schools. Full story >
Umpires features archive >
Instant Replay

On September 3, 2008, Alex Rodriguez's home run was upheld after being the first instant replay in the Major League history.

Instant Replay archive >
Official Union Website
How to Become an Umpire
• A step-by-step guide
• More umpiring info