On the women's tour, Mona Barthel won her second WTA title after upsetting top seed Sara Errani in the final of the Paris Open.
The 22-year-old won 7-5 7-6 (7-4) against the 2012 French Open runner-up as she followed up earlier victories over third seed Marion Bartoli and No. 5 Roberta Vinci.
The 45-ranked German denied her more experienced Italian opponent a seventh career title, hitting 53 winners to 16 but making 50 unforced errors to 18.
Russia's Maria Kirilenko won her sixth title by edging German fifth seed Sabine Lisicki 5-7 6-1 7-6 (7-1) at the Pattaya Open, having lost in the final of the Thai event last year.