James W. " Jamie " Koven (born 18 April 1973 in Morristown, New Jersey) is a former American rower. In 1997 he was World Champion in One.
Koven rowed in 1990 at the Junior World Championships in the coxed four, but did not reach the A-final. In 1993, he won as a member of the American rowing eight bronze at the World Championships. 1994 won the eighth at the World Championships in Indianapolis in the occupation of Jonathan Brown, Sean Hall, Frederic Honebein, Robert Kaehler, Jeffrey Klepacki, James Koven, John McKibbon, Don Smith and Steven Segaloff. After bronze at the 1995 World Championships, the American Roller finished only fifth place at the 1996 Olympic Games in Atlanta.
1997 joined Koven as Skull rowers and erruderte surprisingly the world title in the one before the German André Willms and the British Gregory Searle. 1998 won the World Cup regatta in Munich Koven and the Diamond Sculls at the Henley Royal Regatta, at the World Championships he reached after a defect, only the B final and placed in total to the eighth rank. The following year he finished eleventh at the World Championships. 2000 Koven returned back to Sweep Rowing and finished in the coxless four in fifth place at the 2000 Olympic Games in Sydney.