To learn about our efforts to improve the accessibility and usability of our website, please visit our Accessibility Information page. Skip to section navigation or Skip to main content
Below is an advertisement.


Cory Blaser

Cory Blaser – 89


CAREER: Joined the Major League staff in 2014...worked the 2015 NL Wild Card Game, the 2016 AL Division Series, and the 2017 NL Division Series...worked the 2017 World Baseball Classic...worked his first Major League game on April 24, 2010 between the Colorado Rockies and the Florida Marlins in Denver....began to work in the Minor Leagues in 2002...previously umpired in the Arizona League in 2002, Florida Instructional League (2002-04), Northwest League in 2003, Midwest League in 2004, Carolina League in 2005, Arizona Instructional League in 2005, Eastern League in 2006-07, Venezuela Winter League in 2007-2008, Arizona Fall League in 2008-09, Dominican Winter League in 2010-11 and Pacific Coast League from 2008-13...had worked 346 Major League games as a call-up umpire prior to his 2014 promotion.

PERSONAL: Born in December 1981...resides in Colorado with his wife Theresa, daughter Leighton and sons Caden and Declan...graduated from Pomona High School in Arvada, Colorado in 2000...attended Colorado State University and University of the offseason, he enjoys working out, playing golf, and spending time with his active in Calling for Christ, a professional umpire ministry...began umpiring at age 15 when his father, Robert, introduced it to him as a summer job.

« Back to umpire roster