Britain's Kyle Edmund and Luke Bambridge are into round two of the French Open boys' singles.
Edmund, 17, who reached the quarter-finals at the Australian Open, won in straight sets, beating 16th seeded German Daniel Masur 6-3 7-6 (8-6).
Luke Bambridge, also 17, won 7-5 2-6 6-4 against Borna Coric of Croatia.
But 18-year-old Josh Ward-Hibbert, Australian Open boys' doubles winner, lost to the unseeded Quentin Halys of France 6-4 6-1.
Dominic Inglot and his Philippine partner Treat Conrad Huey lost 6-1 6-4 in the men's doubles to Aisam-Ul-Haq Qureshi and Jean-Julien Rojer.
Third-seeded 18-year-old Liam Broady from Stockport plays Egypt's Karim Hossam on Monday.