The 1927 French Championships (now known as the French Open) was a tennis tournament that took place on the outdoor clay courts at the Stade Français in Saint-Cloud, France. The tournament ran from 27 May until 5 June. It was the 32nd staging of the French Championships and the second Grand Slam tournament of the year. Kea Bouman and René Lacoste won the singles titles. Bouman became the first foreign woman to win the women's singles event and the first, and to date only, Dutch woman to win a Grand Slam singles title.

Finals

Men's singles

🇫🇷 René Lacoste (FRA) defeated 🇺🇸 Bill Tilden (USA) 6–4, 4–6, 5–7, 6–3, 11–9

Women's singles

Kea Bouman (NED) defeated Irene Peacock (RSA) 6–2, 6–4

Men's doubles

🇫🇷 Henri Cochet (FRA) / 🇫🇷 Jacques Brugnon (FRA) defeated 🇫🇷 Jean Borotra (FRA) / 🇫🇷 René Lacoste (FRA) 2–6, 6–2, 6–0, 1–6, 6–4

Women's doubles

Irene Peacock (RSA) / Bobbie Heine (AUS) defeated 🇬🇧 Peggy Saunders Mitchell (GBR) / 🇬🇧 Phoebe Holcroft Watson (GBR) 6–2, 6–1

Mixed doubles

🇫🇷 Marguerite Broquedis (FRA) / 🇫🇷 Jean Borotra (FRA) defeated 🇪🇸 Lilí de Álvarez (ESP) / 🇺🇸 Bill Tilden (USA) 6–4, 2–6, 6–2