men's & women's ontario Doubles champions
men's open
2023 - Cole Osborne/Will Mariani 2022 - Not Held 2021 - Cole Osborne/Paul Gartenburg 2019 - Will Mariani/Jeff Lurie 2018 - Arjun Gupta/Will Mariani 2017 - Robin Clarke/Ryan Herden 2016 - Will Mariani/Frederick Reid
2015 - Scott Dulmage/Richard Thomson
2014 - Scott Dulmage/Richard Thomson
2013 - Will Mariani/Jeffrey Lurie
2012 - Scott Dulmage/Richard Thomson
2011(Nov) - Will Mariani/Ian Power
2011(Jan) - Scott Dulmage/Richard Thomson
2010 - Scott Dulmage/Richard Thomson
2009 - Michael Pirnak/Christopher Deratnay
2008 - Joshua McDonald/Chris Deratnay
2007 - Scott Dulmage/Richard Thomson
2006 - Scott Dulmage/Richard Thomson
2005 - Jamie Bentley/Michael Pirnak
2004 - Scott Dulmage/Jay Gillespie
2003 - Richard Thomson/Jay Gillespie
2002 - William Hosey/Bruce Marrison
2001 - Jamie Bentley/Taylor Fawcett
2000 - Michael Pirnak/John Eastwood
1999 - William Hosey/Peter Maule
1998 - Michael Pirnak/Peter Maule
1997 - Peter Maule/Peter DeRose
1996 - Peter Maule/Peter DeRose
1995 - Peter Maule/Peter DeRose
1994 - Paul Deratnay/Taylor Fawcett
1993 - Paul Deratnay/Taylor Fawcett
1992 - John Boynton/Jamie Bentley
1991 - Jay Gillespie/Steven Hisey
1990 - Peter DeRose/Michael Reinhardt
1989 - Victor Harding/Jay Gillespie
1988 - Robert French/Peter Hall
1987 - John Boynton/Steven Hisey
1986 - William Macdonnell/Jay Gillespie
1985 - Victor Harding/Jay Gillespie
1984 - William Macdonnell/Jamie Bentley
1983 - Victor Harding/Jay Gillespie
1982 - David Hetherington/Jay Gillespie
1981 - Victor Harding/Peter Hall
1980 - Alan Grant/Jamie Bentley
1979 - David Hetherington/Peter Hall
1978 - Victor Harding/Peter Hall
1977 - Victor Harding/Peter Hall
1976 - Victor Harding/Peter Hall
1975 - Victor Harding/Gordon Anderson
1974 - Peter Martin/Gordon Anderson
1973 - John Swann/Peter Hall
1972 - John Swann/Gordon Anderson
1971 - Craig Benson/Gordon Anderson
1970 - John Foy/Peter Stewart
1969 - Michael Johnston/Eric Wiffen
1968 - John Swann/Charles Wright
1967 - John Walter/Thomas Dancy
1966 - John Foy/Lorne Main
1965 - John Swann/Charles Wright
1964 - Donald Leggat/Barney Lawrence
1963 - Donald Leggat/Barney Lawrence
1962 - Donald Leggat/Barney Lawrence
women's open
2023 - Lauren Sachvie/Nikki Todd 2022 - Not Held 2021 - Lauren Sachvie/Nikki Todd 2019 - Stephanie Edmison/Rebecca Hazell 2018 - Samantha Cornett/Seanna Keating 2017 - Stephanie Hewitt/Nikole Todd 2016 - Kelly Kuru/Marci Sier
2015 - Stephanie Hewitt/Marci Sier
2014 - Stephanie Hewitt/Seanna Keating
2013 - Samantha Cornett/Stephanie Edmison
2012 - Stephanie Hewitt/Marci Sier
2011(Nov) - Stephanie Hewitt/ Stephanie Edmison
2011(Jan) - Stephanie Hewitt/ Stephanie Edmison
2010 - Stephanie Hewitt/Jessica DiMauro
2009 - Adriana DiMauro/Jessica DiMauro
2008 - Stephanie Hewitt/Jessica DiMauro
2007 - Stephanie Hewitt/ Marnie Baizley
2006 - Seanna Keating/Jessica DiMauro
2005 - Cairn Meek/Jessica DiMauro
2004 - Cairn Meek/Jessica DiMauro
2003 - Karen Jerome/Stephanie Hewitt
2002 - Karen Jerome/Leslie Freeman
2001 - Karen Jerome/Caro Paskulin
2000 - Karen Jerome/Leslie Freeman
1999 - Karen Jerome/Stephanie Richardson
1998 - Karen Jerome/Barbara Cooper
1997 - Jennifer Smith/Leslie Freeman
1996 - Karen Jerome/Susan Douglas
1995 - Jennifer Smith/Leslie Freeman
1994 - Barbara Cooper/Jane Mitchell
1993 - Sandra Shaw/Anne Smith
1992 - Barbara Cooper/Cathy Covernton
1991 - Barbara Cooper/Cathy Covernton
1990 - Barbara Cooper/Cathy Covernton
1989 - Sandra Shaw/Anne Smith
1988 - Barbara Savage/Joanne Beckwith
1987 - Karen Jerome/Barbara Savage
1986 - Karen Jerome/Barbara Savage
1985 - Heather McKay/Barbara Savage
1984 - Nancy Cranbury/Gillian Overend
1983 - Jann Taylor/ Margaret Dalgarno