Martina Navratilova and Iván Molina defeated Rosie Reyes Darmon and Marcello Lara in the final, 6–3, 6–3 to win the mixed doubles tennis title at the 1974 French Open. It was the first major for both Molina and Navratilova. For Navratilova, it was the first of an eventual ten mixed doubles major titles, and the first of an eventual Open Era record 59 major titles overall. Françoise Dürr and Jean-Claude Barclay were the defending champions, but Dürr did not compete this year. Barclay partnered Julie Heldman, but lost in the quarterfinals to Rosie Reyes Darmon and Marcello Lara.