John Libka

John Libka
Libka in 2018
MLB – No. 84
Umpire
Born: (1987-06-13) June 13, 1987
Saginaw, Michigan, U.S.
MLB debut
May 27, 2017
Stats at Baseball Reference 
Crew information
Umpiring crewJ
Crew members
Career highlights and awards
Special Assignments

John Libka (born June 13, 1987) is an American Major League Baseball umpire.

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