Kevin Michael O'Sullivan is an American college baseball coach and former player. O'Sullivan is the current head coach of the Florida Gators baseball team of the University of Florida. O'Sullivan is best known for leading the Gators to the program's first College World Series national championship win in 2017. O'Sullivan also led the program to three consecutive appearances in the College World Series from 2010 to 2012 and four consecutive appearances from 2015 to 2018. He became the winningest coach in program history in 2021, surpassing Dave Fuller's 1975 record of 557 wins.

The Florida Gators baseball team represents the University of Florida in the sport of baseball. Florida competes in Division I of the National Collegiate Athletics Association (NCAA), and the Eastern Division of the Southeastern Conference (SEC). They play their home games in Condron Ballpark on the university's Gainesville, Florida, campus, and are currently led by head coach Kevin O'Sullivan. In the 105-season history of the Florida baseball program, the team has won 16 SEC championships and has appeared in 13 College World Series tournaments. The Gators won their first national championship in 2017.