| 2012 | 2012-02-13 | San Jose | ATP doubles | Hard | Mark Knowles / Xavier Malisse | Kevin Anderson / Frank Moser | 6-4 1-6 10-5 |
| 2011 | 2011-07-25 | Los Angeles | ATP doubles | Hard | Mark Knowles / Xavier Malisse | Somdev Devvarman / Treat Conrad Huey | 7-6 7-6 |
| 2010 | 2010-08-01 | Washington | ATP doubles | Hard | Mardy Fish / Mark Knowles | Tomas Berdych / Radek Stepanek | 4-6 7-6 10-7 |
| 2009 | 2009-08-10 | Canada | ATP doubles | Hard | Mahesh Bhupathi / Mark Knowles | Max Mirnyi / Andy Ram | 6-4 6-3 |
| 2009 | 2009-02-16 | Memphis | ATP doubles | Hard | Mardy Fish / Mark Knowles | Travis Parrott / Filip Polasek | 7-6 6-1 |
| 2009 | | Wimbledon | Mixed doubles | Grass | Mark Knowles / Anna Lena Groenefeld | — | |
| 2008 | 2008-10-20 | Basel | ATP doubles | Hard | Mahesh Bhupathi / Mark Knowles | Christopher Kas / Philipp Kohlschreiber | 6-3 6-3 |
| 2008 | 2008-03-03 | Dubai | ATP doubles | Hard | Mahesh Bhupathi / Mark Knowles | Martin Damm / Pavel Vizner | 7-5 7-6 |
| 2008 | 2008-02-25 | Memphis | ATP doubles | Hard | Mahesh Bhupathi / Mark Knowles | Sanchai Ratiwatana / Sonchat Ratiwatana | 7-6 6-2 |
| 2007 | 2007-11-12 | Tour Finals | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Simon Aspelin / Julian Knowle | 6-2 6-3 |
| 2007 | 2007-06-11 | Queen's Club | ATP doubles | Grass | Mark Knowles / Daniel Nestor | Bob Bryan / Mike Bryan | 7-6 7-5 |
| 2007 | 2007-05-28 | Roland-Garros | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Lukas Dlouhy / Pavel Vizner | 2-6 6-3 6-4 |
| 2006 | 2006-10-23 | Basel | ATP doubles | Carpet | Mark Knowles / Daniel Nestor | Mariusz Fyrstenberg / Marcin Matkowski | 4-6 6-4 10-8 |
| 2006 | 2006-05-08 | Rome | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Jonathan Erlich / Andy Ram | 6-4 5-7 13-11 |
| 2006 | 2006-04-24 | Barcelona | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Mariusz Fyrstenberg / Marcin Matkowski | 6-2 6-7 10-5 |
| 2006 | 2006-03-06 | Indian Wells | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Bob Bryan / Mike Bryan | 6-4 6-4 |
| 2006 | 2006-01-30 | Delray Beach | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Chris Haggard / Wesley Moodie | 6-2 6-3 |
| 2005 | 2005-10-17 | Madrid | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Leander Paes / Nenad Zimonjic | 3-6 6-3 6-2 |
| 2005 | 2005-10-10 | Vienna | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Jonathan Erlich / Andy Ram | 5-3 5-4 |
| 2005 | 2005-04-18 | Houston | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Martin Garcia / Luis Horna | 6-3 6-4 |
| 2005 | 2005-03-07 | Indian Wells | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Wayne Arthurs / Paul Hanley | 7-6 7-6 |
| 2004 | 2004-10-18 | Madrid | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Bob Bryan / Mike Bryan | 6-3 6-4 |
| 2004 | 2004-08-30 | US Open | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Leander Paes / David Rikl | 6-3 6-3 |
| 2004 | 2004-08-02 | Cincinnati | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Jonas Bjorkman / Todd Woodbridge | 6-2 3-6 6-3 |
| 2004 | 2004-04-26 | Barcelona | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Mariano Hood / Sebastian Prieto | 4-6 6-3 6-4 |
| 2004 | 2004-02-23 | Marseille | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Martin Damm / Cyril Suk | 7-5 6-3 |
| 2003 | 2003-10-20 | Basel | ATP doubles | Carpet | Mark Knowles / Daniel Nestor | Lucas Arnold Ker / Mariano Hood | 6-4 6-2 |
| 2003 | 2003-06-09 | Queen's Club | ATP doubles | Grass | Mark Knowles / Daniel Nestor | Mahesh Bhupathi / Max Mirnyi | 5-7 6-4 7-6 |
| 2003 | 2003-05-12 | Hamburg Masters | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Mahesh Bhupathi / Max Mirnyi | 6-4 7-6 |
| 2003 | 2003-04-21 | Houston | ATP doubles | Clay | Mark Knowles / Daniel Nestor | Jan Michael Gambill / Graydon Oliver | 6-4 6-3 |
| 2003 | 2003-02-24 | Acapulco | ATP doubles | Clay | Mark Knowles / Daniel Nestor | David Ferrer / Fernando Vicente | 6-3 6-3 |
| 2003 | 2003-02-17 | Memphis | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Bob Bryan / Mike Bryan | 6-2 7-6 |
| 2002 | 2002-10-14 | Madrid | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Mahesh Bhupathi / Max Mirnyi | 6-3 7-5 6-0 |
| 2002 | 2002-08-12 | Indianapolis | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Mahesh Bhupathi / Max Mirnyi | 7-6 6-7 6-4 |
| 2002 | 2002-06-17 | Nottingham | ATP doubles | Grass | Mike Bryan / Mark Knowles | Donald Johnson / Jared Palmer | 0-6 7-6 6-4 |
| 2002 | 2002-03-18 | Miami | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Donald Johnson / Jared Palmer | 6-3 3-6 6-1 |
| 2002 | 2002-03-11 | Indian Wells | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Roger Federer / Max Mirnyi | 6-4 6-4 |
| 2002 | 2002-02-25 | Dubai | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Joshua Eagle / Sandon Stolle | 3-6 6-3 13-11 |
| 2002 | 2002-01-14 | Australian Open | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Michael Llodra / Fabrice Santoro | 7-6 6-3 |
| 2001 | 2001-08-13 | Indianapolis | ATP doubles | Hard | Mark Knowles / Brian Macphie | Mahesh Bhupathi / Sebastien Lareau | 7-6 5-7 6-4 |
| 2001 | 2001-02-26 | San Jose | ATP doubles | Hard | Mark Knowles / Brian Macphie | Jan Michael Gambill / Jonathan Stark | 6-3 7-6 |
| 2001 | 2001-01-01 | Doha | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Juan Balcells / Andrei Olhovskiy | 6-3 6-1 |
| 2000 | 2000-11-20 | Stockholm | ATP doubles | Hard | Mark Knowles / Daniel Nestor | Petr Pala / Pavel Vizner | 6-3 6-2 |
| 2000 | 2000-01-03 | Doha | ATP doubles | Hard | Mark Knowles / Max Mirnyi | Alex Obrien / Jared Palmer | 6-3 6-4 |