The 1934 French Championships (now known as the French Open) was a tennis tournament that took place on the outdoor clay courts at the Stade Roland-Garros in Paris, France.

The tournament ran from 23 May until 2 June.

It was the 39th staging of the French Championships and the second Grand Slam tournament of the year.

[3] Gottfried von Cramm and Margaret Scriven won the singles titles.

Gottfried von Cramm (GER) defeated Jack Crawford (AUS) 6–4, 7–9, 3–6, 7–5, 6–3 Margaret Scriven (GBR) defeated Helen Jacobs (USA) 7–5, 4–6, 6–1 Jean Borotra / Jacques Brugnon defeated Jack Crawford / Vivian McGrath 11–9, 6–3, 2–6, 4–6, 9–7 Simonne Mathieu / Elizabeth Ryan defeated Helen Jacobs / Sarah Palfrey Cooke 3–6, 6–4, 6–2 Colette Rosambert / Jean Borotra defeated Elizabeth Ryan / Adrian Quist 6–2, 6–4