The 1959 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 19 May until 31 May. It was the 63rd staging of the French Championships, and the second Grand Slam tennis event of 1959. Nicola Pietrangeli and Christine Truman won the singles titles.

Finals

Men's singles

🇮🇹 Nicola Pietrangeli defeated Ian Vermaak 3–6, 6–3, 6–4, 6–1

Women's singles

🇬🇧 Christine Truman defeated 🇭🇺 Zsuzsi Körmöczy 6–4, 7–5

Men's doubles

🇮🇹 Nicola Pietrangeli / 🇮🇹 Orlando Sirola defeated 🇦🇺 Roy Emerson / 🇦🇺 Neale Fraser 6–3, 6–2, 14–12

Women's doubles

Sandra Reynolds / Renée Schuurman defeated 🇲🇽 Yola Ramírez / 🇲🇽 Rosie Reyes 2–6, 6–0, 6–1

Mixed doubles

🇲🇽 Yola Ramírez / 🇬🇧 Billy Knight defeated Renée Schuurman / 🇦🇺 Rod Laver 6–4, 6–4