Sean Cronin was named Defensive Ends coach in March of 2013.
Cronin, who spent the 2010 season as the defensive line coach at Marshall and has played on or coached for four national championship teams, was the defensive line coach at Temple University the past two seasons.
Led by three-time All-MAC first team defensive end Adrian Robinson and All-MAC DE Morkeith Brown, the Owls' defense dominated the Mid-American Conference in 2011, leading all teams in five categories while ranking No. 3 nationally in scoring defense.
In 2012, Brown (Tampa Bay Buccaneers) and DE Adrian Robinson (Pittsburgh Steelers) signed rookie free agent contracts, helping to set the Temple school record with a class of 12 NFL signees.
He joined the Thundering Herd staff after spending the 2009 season as the defensive line coach at The Citadel. Prior to The Citadel, Cronin spent three years as a graduate assistant defensive coach at the University of Florida, working with NFL Draft selections Jermaine Cunningham (2nd rd., New England), Carlos Dunlap (2nd rd., Cincinnati), Derrick Harvey (1st rd., Jacksonville), Jarvis Moss (1st rd., Denver), Ray McDonald (3rd rd., San Francisco), Joe Cohen (4th rd., San Francisco), Marcus Thomas (4th rd., Denver Broncos), and Jaye Howard (4th rd., Seattle Seahawks).
He also worked with Holliday and Heater with the Gators.
Cronin won two national titles as a player at Georgetown (Ky.) and helped the University of Florida to national championships in his first and third seasons as a graduate assistant in Gainesville. Cronin went to UF after spending the 2005 season at Marshall, where he served as the offensive and special teams quality control assistant. In that role, Cronin performed multiple duties, including film break down and statistical analysis.
Following graduation, Cronin spent two seasons as the linebackers coach at Division II Clarion (Pa.) University.
Cronin went to Moeller High School in Cincinnati and attended the University of Cincinnati, where he was a defensive end before transferring to Georgetown College (Ky.), where he played defensive end his first season and defensive tackle during his final two years.
As a player, Cronin was part of three teams that played for the national championship and two that won the title. In 2002, he was an All-American and All-Conference selection. Upon graduation from Georgetown, Cronin spent the spring semester of his senior year interning at his alma mater assisting with the defensive line and in strength and conditioning efforts.
In 2002, Cronin earned his B.A. in history with a minor in coaching from Georgetown (Ky.). In 2004, he completed work for a master's in rehabilitative science at Clarion.
Cronin is married to the former Emily Heater. The couple has two daughters, Grace and Caitlin, and a son, Joseph.