Mike Estabrook

Michael Joseph Estabrook (born July 28, 1976) is an American Major League Baseball umpire. He made his first umpiring appearance at the Major League level on May 7, 2006. Estabrook wears uniform number 83. It was announced on January 14, 2014, that Estabrook was added to the full-time MLB Umpire staff.

Umpiring career In , Estabrook ejected Kansas City Royals manager Ned Yost from a game after Estabrook had confronted Royals catcher Jason Kendall. Later, Yost was quoted as saying, "I'll never let an umpire show up one of my players, and that's exactly what he was doing." Kendall stated, "He got in my face, and it was unprofessional what he did."

Estabrook was officially hired to the full-time MLB staff prior to the 2014 season.

Estabrook worked his first career MLB Playoff game in left field on October 7, 2015, between the Chicago Cubs and the Pittsburgh Pirates.

Estabrook is known for wearing a helmet with a traditional face mask behind home plate instead of an umpire cap, being one of the first full-time umpires to wear a helmet.