Bobby Sullivan is in his first season as a volunteer assistant coach at his alma mater as he is a 2008 graduate of Holy Cross and was a four-year member of the men's lacrosse team.

As a senior, Sullivan was a co-captain as he played in all 14 games with 11 starts. He led the team as he picked up 46 ground balls as he also had one assist. In 2007, he played in 10 games and picked up 11 ground balls. As a sophomore he scored his first collegiate goal in the season-finale at Dartmouth (5/2), as he also picked up five ground balls during the season. As a freshman in 2005, he appeared in seven games and picked up two ground balls.

Before he attended Holy Cross, Sullivan was a three-year member of the varsity lacrosse team at Longmeadow H.S. in Longmeadow, Mass., while he was a team captain as a senior.