Sean Duggan (American football)

Sean Kevin Duggan (born April 4, 1993) is an American football coach who is a defensive assistant for the Green Bay Packers of the National Football League (NFL).

Education
Duggan is a 2011 graduate of St. Xavier High School in Cincinnati. He went on to attend Boston College.

Playing career
Duggan played at Boston College for four years. In those four years he was a team captain and put up 115 tackles, 6.5 going for a loss, two interceptions, two pass deflections, a forced fumble, and a fumble recovery.

Boston College
Duggan started his coaching career with Boston College as a defensive graduate assistant for one year.

Hawaii
After Boston College, Duggan would take a coaching position at Hawaii as the team's linebackers coach. During the 2017 season while coaching a game against Western Carolina, Duggan suffered a bizarre injury as when Viane Moala blocked a field goal, Duggan celebrated with Moala by chest bumping him. However Moala would knock Duggan to the ground dislocating his elbow and fracturing his wrist.

UMass
After two years with Hawaii, Duggan would move on to UMass to be the linebackers coach.

Ohio State
After one year with UMass, Duggan would leave for Ohio State to become a graduate assistant.

Boston College (second stint)
After one season with the Buckeyes, Duggan would return to Boston College as the team's linebackers coach. In the 2021 season as the linebackers coach for Boston College, Duggan would be named a top 30 coach under the age of 30 by 247Sports. After two season as the linebackers coach for Boston College, Dugan would be promoted to co-defensive coordinator while also maintaining his linebacker coaching position.

Green Bay Packers
On March 12, 2024, Duggan was hired by the Green Bay Packers as their defensive assistant.