Seán Joseph Drea (born 3 March 1947) is a former Olympic rower from Ireland, specialising in the single scull. He won the Henley Royal Regatta's Diamond Sculls three years in a row, and was the first Irish rower to win a World Championship medal securing silver in the 1975 World Championships. Drea spent years in Philadelphia as a coach for Fairmount Rowing Association, La Salle University and the US national team, and rowed in the Head of the River Race in 1997 with a veteran Schuylkill Navy crew. Today, Drea lives in Greystones, Co. Wicklow, Ireland and runs an organic farming business.