See main article: 2011 Dubai Tennis Championships.
Two-time defending champion Novak Djokovic defeated Roger Federer in the final, 6–3, 6–3 to win the men's singles tennis title at the 2011 Dubai Tennis Championships. It was Djokovic's second title of the season, after his triumph at the 2011 Australian Open, and 20th of his career. Djokovic joined Federer as the only two men to have won the tournament at least three times.
See main article: 2011 Dubai Tennis Championships – Men's singles qualifying.