Rise to Success: Career Highlights of Kevin O'Sullivan (baseball)

By Popular Timelines Editorial Team · Updated: October 24, 2025

From career breakthroughs to professional milestones, explore how Kevin O'Sullivan (baseball) made an impact.

Kevin O'Sullivan is a prominent American college baseball coach, currently leading the Florida Gators. He achieved a significant milestone by guiding the Gators to their first College World Series national championship in 2017. His tenure is marked by consistent success, including three consecutive College World Series appearances (2010-2012) and four straight (2015-2018). In 2021, he became the program's all-time winningest coach. He will serve a suspension for the first three games of the 2026 season due to misconduct in a 2025 postseason game.

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Full Timeline Career & Achievements

1994: Coaching American Legion Post 271

While serving as an assistant at FAU, O'Sullivan coached American Legion Post 271 in Jupiter, Florida, to the semifinals of the 1994 state tournament.

1996: Assistant Coach at Virginia

In 1996, O'Sullivan was hired as an assistant coach at the University of Virginia.

1998: Assistant Coach for Gulf Coast Twins

In 1998, O'Sullivan served as an assistant coach for the Gulf Coast Twins (34-26), a Rookie League affiliate in Fort Myers, Florida.

1998: Assistant Coach at Clemson University

In 1998, O'Sullivan was named an assistant coach at Clemson University.

June 13, 2007: Head Coaching Position at University of Florida

On June 13, 2007, O'Sullivan accepted the baseball head coaching position at the University of Florida, replacing Pat McMahon.

2008: First Season as Gators' Skipper

In 2008, O'Sullivan's first season as the Gators' skipper, the team finished 34–24 overall and in second place in the SEC Eastern Division standings.

2009: First Place in SEC East

In 2009, the Gators compiled an overall record of 42–22 and finished in first place in the SEC East.

2010: College World Series Appearance

In 2010, O'Sullivan led the Florida Gators to the first of three consecutive appearances in the College World Series.

2010: SEC Regular Season Champions

In 2010, O'Sullivan's Gators finished with an overall record of 47–17 and became SEC regular season champions.

2011: SEC Regular Season Co-Champions

In 2011, the Gators finished the regular season 41–15 overall and became SEC regular season co-champions with South Carolina Gamecocks and Vanderbilt Commodores.