2011 Open Seguros Bolívar – Women's singles

Paula Ormaechea was the defending champion, but chose not to participate.

Mariana Duque won the title, defeating María Fernanda Álvarez Terán 7–6(8–6), 4–6, 6–3 in the final.

Seeds

 * 1) 🇺🇸 Julia Cohen (quarterfinals)
 * 2) 🇧🇴 María Fernanda Álvarez Terán (final)
 * 3) 🇧🇷 Vivian Segnini (second round)
 * 4)  Andrea Koch-Benvenuto (quarterfinals)
 * 5) 🇨🇴 Mariana Duque (champion)
 * 6) 🇻🇪 Andrea Gámiz (semifinals)
 * 7) 🇨🇴 Karen Castiblanco (quarterfinals)
 * 8) 🇻🇪 Adriana Pérez (quarterfinals)