Jacques Cronjé (born 4 August 1982)[2] is a former South African rugby union footballer who played as a loose forward for the Springboks and for Racing Métro 92 Paris in the French Top 14.

Born in Klerksdorp in the North West Province, Cronjé made his provincial debut during 2001 for the Blue Bulls in a match against the Border Bulldogs in the Currie Cup competition.

He was not included in the 2007 Rugby World Cup Springbok squad, despite playing in the final preparation test against Namibia.

Cronjé was the strongest member of the Bulls team, being able to bench press 170 kg (375 lbs), and is also noted for his speed and wonderful ball-handling skills.

He signed a two-year contract with French club Biarritz Olympique in August 2007 and joined them after the 2007 Currie Cup Premier Division season.