Joan Isaac Cuenca López (born 27 April 1991) is a Spanish professional footballer who plays for Israeli club Hapoel Be'er Sheva F.C. as a winger.
Born in Reus, Tarragona, Catalonia, began playing football with local Unió Barri Juroca, going on to have spells with RCD Espanyol, FC Barcelona, UE Barri Santes Creus, CF Reus Deportiu and CF Damm before return to La Masia in 2009. He made his senior debuts in the 2010–11 season, being loaned to another club in his native region, CE Sabadell FC in the third division; he made an immediate impact, starting in 24 of his appearances and totalling 2,288 minutes as the Arlequinats returned to the second level after an 18-year absence.
In July 2011, Cuenca returned to Barcelona and joined its B-team, alongside Martí Riverola. Shortly after he was called by first-team manager Pep Guardiola to the pre-season, and made his debut on 23 July against HNK Hajduk Split.