table border=1 align=right cellpadding=4 cellspacing=2 width=280 style="margin: 0.5em 0 1em 1em; background: #f9f9f9; border: 1px #aaaaaa solid; border-collapse: collapse; font-size: 85%; clear:right">|-###| || Men's Doubles || Mixed Doubles###|-###|Grand Slam titles: || 3 (with _Knowles) || 1 (with Likhovtseva###|-###|Titles: || 49 || 1###|-###|colspan="3"| Grand Slam men's doubles finals (10):###|-###|colspan="3"|###

Daniel Mark Nestor (born Danijel Nestorović on September 4, 1972 in Belgrade, Serbia, SFR Yugoslavia) is a Canadian tennis player from the Toronto, Ontario area. In his career, he won 50 doubles titles, including one gold medal in 2000 Summer Olympics, the Tennis Masters Cup, and three Grand Slam men's doubles titles. In addition, Nestor won the 2007 Australian Open mixed doubles title with Elena Likhovtseva. This pairing also reached the finals of the 2006 Australian Open and the 2006 French Open.