See main article: 2011 Aegon International. Michaël Llodra was the defending champion, but chose not to compete.
Andreas Seppi won the title, defeating Janko Tipsarević in the final after Tipsarević retired with Seppi leading 7–6(7–5), 3–6, 5–3.
See main article: 2011 Aegon International – Men's singles qualifying.