2011 Challenger Banque Nationale de Granby – Women's singles

This was a new event in the 2011 ITF Women's Circuit. Stéphanie Dubois won the title, defeating Zhang Ling 6–2, 2–6, 6–1 in the final.

Seeds

 * 1) 🇨🇦 Stéphanie Dubois (champion)
 * 2) 🇺🇦 Tetiana Luzhanska (semifinals)
 * 3) 🇮🇱 Julia Glushko (semifinals)
 * 4) 🇭🇰 Zhang Ling (final)
 * 5) 🇨🇦 Sharon Fichman (quarterfinals)
 * 6)  Chanel Simmonds (second round)
 * 7)  Hsu Wen-hsin (quarterfinals)
 * 8) 🇨🇳 Sun Shengnan (quarterfinals)