Coach Duffy is entering his third year on the Oakland Mills staff. He currently coaches the Offensive and Defensive Line.
Duffy is a 1998 graduate of Oakland Mills High School where he played football.
Coach Duffy graduated from Salisbury University with a Masters of Business Administration in 2003.
He played defensive end at Salisbury University from 1998-2001. Following his playing career he coached the defensive line at Salisbury for two seasons before returning to Howard County to coach high school football.
Coach Duffy has coached in the county for the past 8 years He is a local State Farm Insurance agent, and he is married with three young children .