Michael Joseph Estabrook
- Height 6' 0", Weight 195 lb.
Umpire Mike Estabrook worked his first major league game in 2006 as a call-up from the minor leagues and worked home plate for the first time the following season. However, he only became a full-time member of the major league staff in 2014, after having already worked 698 major league games as a fill-in umpire. At 37, he was the oldest of seven umpires promoted to full-time status that off-season.