Jean-Jacques Crenca (born 3 April 1969) is a French rugby player. Crenca was born in Marmande, Aquitaine. He played for SU Agen before moving to RC Toulon for the 2006/07 season. He was a member of France's 2003 Rugby World Cup squad playing at prop. External links RWC 2003 bio ERC rugby bio 1969 births Living people People from Marmande French rugby union players Rugby union props France international rugby union players RC Toulonnais players Sportspeople from Lot-et-Garonne