Magdalena Rybarikova of Slovakia upset top-seeded Marion Bartoli 6-4, 6-1 in the opening round of the Barcelona Open on Monday.
The 72nd-ranked Rybarikova broke the 2007 Wimbledon runner-up twice in the first set and three times in the second.
Second-seeded Alexandra Dulgheru of Romania advanced when Zuzana Kucova of Slovakia retired while trailing 6-1, 5-0. Also, No. 6 Roberta Vinci of Italy, beat Silvia Soler Espinosa of Spain 6-2, 6-3.
Yaroslava Shvedova (KAZ) bt Kai-Chen Chang (TPE) 6-3, 2-6, 6-2
Jill Craybas (USA) bt Akgul Amanmuradova (UZB) 6-3, 6-3
Maria Elena Camerin (ITA) bt Evgeniya Rodina (RUS) 6-4, 7-5
Estrella Cabeza (ESP) bt Arantxa Parra (ESP) 6-3, 7-5