Marc Graham came to Eastern in the summer of 2018 after serving 7 years as head mens lacrosse coach at Division III Vassar College. The Vassar appointment followed a 16-year coaching career as an assistant coach at Trinity College and head coach at South Windsor High School.

In 2016, Graham led Vassar to its first .500 season (8-8) ever, and followed that up in 2017 with the first winning season (11-5) in the programs first 30 years, and first Liberty League playoff berth. That season, Graham and his assistant coaches were voted Liberty League Coaching Staff-of-the-Year and five players were named to the all-league team. Grahams teams at Vassar featured 17 All-Liberty League players, one All-America, one USILA North-South Sr. All-Star and 80 league all-academic selections.

Prior to accepting his first collegiate head coaching position at Vassar, Graham spent 16 years coaching lacrosse in Connecticut. Graham served five years (2006-10) as recruiting coordinator under James Finlay at Trinity, when the Bantams won 40 and lost 35 overall and qualified for the playoffs in the New England Small College Athletic Conference (NESCAC) the most competitive conference in Division III for an unprecedented three straight seasons. In 2009, Graham helped Trinity to a 10-6 overall record (4-5 NESCAC) and tied for the fourth-most goals in program history. At Trinity Coach Graham helped recruit and coach 10 All-NESCAC and 6 All-American players.

As the 11-year head coach at South Windsor (1994-2004), Graham developed a comprehensive freshman, jayvee and varsity program that resulted in three trips to the Division II state finals in a five-year period and the 1999 state championship. As a member of Division I, South Windsor qualified for the state tournament in three of Grahams final five seasons.

In 3 seasons at Eastern, Coach Graham has led the Warriors to 2 Little East Conference appearances. 7 of his players have been named to the All-L.E.C. team, 5 have been selected to the NEILA East/West Senior All-Star game, and 1 was selected to the USILA North/South Senior All-Star game. 14 players have been named to the Little East All-Academic team, 3 have been named NEILA All-New England Scholars, and 1 has been named a USILA Scholar All-American.

Graham earned his B.S. Degree in Recreation Management from Springfield College in 1994.