See main article: 1978 French Open.
Regina Maršíková and Pam Teeguarden were the defending champions but competed this year with different partners. Maršíková teamed up with Helena Anliot, and lost in the semifinals to Lesley Bowrey and Gail Benedetti. Teeguarden teamed up with Marjorie Blackwood, and lost in the second round to Daniela Marzano and Paula Smith.
Mima Jaušovec and Virginia Ruzici won in the final 5–7, 6–4, 8–6 against Lesley Bowrey and Gail Benedetti.