José Joaquín Rojas Gil (born 8 June 1985) is a Spanish former professional road racing cyclist, who competed as a professional from 2006 to 2023.

Rojas turned professional in 2006 with Liberty Seguros–Würth. His older brother Mariano Rojas, was a professional cyclist as well, riding for ONCE until 1996. He died in the same year as a result of a traffic accident.^[4]

Rojas was selected to ride the 2012 Tour de France, but crashed out on Stage 3, with a fractured left collarbone, the second retirement of the 2012 Tour after Team Sky's Kanstantsin Sivtsov.^[5][6]

Rojas was again selected to ride the 2013 Tour de France and finished 79th overall, one of the highest GC placings among the sprinters; he also finished in 7th place in the points classification with 156 points. His best result was a third place on the third stage – in which he contested the bunch sprint – which was one of seven top-ten finishes during the Tour. He was disqualified from the 2014 Tour de France for excessive sheltering behind his team car during the descent of the Tourmalet.^[7]