Paris - Czech fourth seed and Wimbledon champion Petra Kvitova eased into the French Open quarter-finals on Monday with an easy 6-2, 6-1 win over unseeded American Varvara Lepchenko.
Kvitova took exactly an hour to defeat the world No 63 to make the last eight in Paris for the first time.
The 22-year-old will face Kazakh qualifier Yaroslava Shvedova, who put out defending champion Li Na, for a place in the semi-finals.
French Open results on Monday:
Men
Fourth Round
David Ferrer (6), Spain, def. Marcel Granollers (20), Spain, 6-3, 6-2, 6-0.
Nicolas Almagro (12), Spain, def. Janko Tipsarevic (8), Serbia, 6-4, 6-4, 6-4.
Jo-Wilfried Tsonga (5), France, def. Stanislas Wawrinka (18), Switzerland, 6-4, 7-6 (8/6), 3-6, 3-6, 6-4.
Juan Martin del Potro (9), Argentina, def. Tomas Berdych (7), Czech Republic, 7-6 (8/6), 1-6, 6-3, 7-5.
Rafael Nadal (2), Spain, def. Juan Monaco (13), Argentina, 6-2, 6-0, 6-0.
Andy Murray (4), Britain, def. Richard Gasquet (17), France, 1-6, 6-4, 6-1, 6-2.
Women
Fourth Round
Yaroslava Shvedova, Kazakhstan, def. Li Na (7), China, 3-6, 6-2, 6-0.
Maria Sharapova (2), Russia, def. Klara Zakopalova, Czech Republic, 6-4, 6-7 (5/7), 6-2.
Petra Kvitova (4), Czech Republic, def. Varvara Lepchenko, United States, 6-2, 6-1.