| Men’s Singles Champions | Men’s Doubles Champions |
| 1913 Rev. L.K. Richardson def. Frank H. Gill 4-6 6-2 6-1 6-3 | 1913 L.K. Richardson – Fred Andrews def. Edgar – Starr 6-4 6-0 6-1 |
| 1914 Rev. L.K. Richardson def. Brandt Wickersham 6-1 6-2 | 1914 A.D. Wakeman – Shannon def. L.K. Richardson – J.F. Ewing 6-4 6-3 |
| 1915 Brandt Wickersham def. Walter Goss 4-6 5-7 8-6 6-1 6-2 | 1915 Brandt Wickersham – A.D. Norris def. A.D. Wakeman – Edgar 6-4 5-7 6-4 |
| 1916 Walter Goss def. Rev. L.K. Richardson 6-4 6-4 0-6 4-6 6-4 | 1916 L.K. Richardson – T. Mortimer Brown def. J.F. Ewing – MacCormick Snow default |
| 1917 Walter Goss def. A. Munger 6-1 6-3 6-1 | 1917 A.D. Norris – Simeon Winch def. J.F. Ewing – J.H. Mackie 5-7 6-3 2-6 8-6 6-4 |
| 1918 G.A. Ganahl def. Henry Stevens 6-4 6-2 | 1918 Henry Stevens – Phil Neer def. A.D. Wakeman – J.H. Mackie 6-3 6-4 6-3 |
| 1919 Catlin Wolford def. Harry Gray 6-0 6-4 6-3 | 1919 Rogers MacVeagh – A.D. Wakeman vs. Harry Gray – Max Wood |
| 1920 Catlin Wolfard def. Jacie Neer 6-3 8-6 6-3 | 1920 Rogers MacVeagh – Catlin Wolfard vs. Harry Gray – Max Wood |
| 1921 Henry Stevens def. A.D. Norris 4-6 0-6 8-6 6-3 6-2 | 1921 Henry Stevens – Max Wood def. Herbert Swett – Kenneth Smith 6-4 4-6 6-3 4-6 6-1 |
| 1922 Catlin Wolfard def. Rogers MacVeagh 6-1 6-3 6-1 | 1922 J.H. Mackie – A.S. Frohman vs. Henry S. Gray – Dr. J.B. Bilderback |
| 1923 Catlin Wolfard def. Walter Goss | 1923 Catlin Wolfard – Rogers Macveagh def. Henry S. Gray – F.S. Smith 6-2 6-2 4-6 6-3 |
| 1924 Walter Goss def. Ferd Smith 6-2 6-4 5-7 6-3 | 1924 Walter Goss – A.D. Norris vs. Henry S. Gray – Rogers Macveagh |
| 1925 Herbert Swett def. Robert Kendall 6-3 6-3 6-3 | 1925 Dr. J.B. Bilderback – Henry S. Gray def. Ferd Smith – Irving Webster 6-8 7-5 3-6 7-5 6-2 |
| 1926 Henry Neer def. Gardner Brown 5-7 6-4 7-5 | 1926 Dr. J.B. Bilderback – Henry S. Gray def. A.D. Wakeman – A.D. Norris 6-4 6-2 4-6 6-4 |
| 1927 Jack Rhine def. Don Ragen 6-2 6-0 6-2 | 1927 Henry Neer – Gardner Brown def. Dr. J.B. Bilderback – Henry S. Gray 6-2 6-2 5-7 3-6 6-3 |
| 1928 Robert Johnson def. Henry S. Gray 6-3 10-12 3-6 7-5 7-5 | 1928 Jack Rhine – John Romanski vs. J.H. Mackie – Don Munro |
| 1929 Don Lewis def. Al Carr 4-6 6-2 6-3 6-3 | 1929 Jack Rhine – Ken May def. Rogers Macveagh – A.D. Norris 6-1 6-1 3-6 6-4 |
| 1930 Henry Neer def. Jack Rhine 6-3 6-1 8-6 | 1930 Jack Rhine – Ken May def. Claude Hockley – Walter Goss Jr. 6-2 5-7 4-6 6-4 6-3 |
| 1931 Henry Neer def. Don Lewis 6-4 6-3 6-2 | 1931 Henry Neer – Don Lewis def. Jack Rhine – Ken May 4-6 7-5 6-4 6-3 |
| 1932 Jack Rhine def. Wayne Sabin 8-6 5-7 6-4 6-0 | 1932 Jack Rhine – Ken May def. Wayne Sabin – Don Lewis 6-3 6-4 6-3 |
| 1933 Ed Levy def. Don Lewis 6-3 6-3 6-4 | 1933 Ed Levy – Robert Johnson def. Jack Rhine – Ken May 6-3 6-4 6-3 |
| 1934 Wayne Sabin def. Ed Levy 8-6 6-4, default | 1934 Ed Levy – Don Lewis def. Jack Rhine – Ken May 6-3 6-4 4-6 6-3 |
| 1935 Ed Levy def. Don Lewis 6-4 4-6 3-6 6-0 6-3 | 1935 Ed Levy – Don Lewis def. Jack Rhine – Ken May 7-5 4-6 6-4 6-4 |
| 1936 Elwood Cooke def. Sam Lee 3-6 6-2 6-0 6-3 | 1936 Ken May – Don Lewis def. Sam Lee – Dick Lusch 3-6 7-5 6-2 6-4 |
| 1937 Sam Lee def. Darrell Kelly 6-3 1-6 3-2 default | 1937 Sam Lee – Henry Neer def. Don Lewis – Bob Lloyd |
| 1938 Bob Lloyd def. Darrell Kelly 6-1 6-3 6-4 | 1938 Vic Ramis – Darrell Kelly def. Don Lewis – Bob Lloyd 11-9 4-6 8-6 6-2 |
| 1939 Darrell Kelly def. Emery Neale 6-3 6-3 4-6 6-3 | 1939 Emery Neale – Leonard Clark def. Vic Ramis – Darrell Kelly 6-2 4-6 6-3 |
| 1940 Emery Neale def. Walter Davis 6-8 6-2 6-2 6-2 | 1940 Emery Neale – Leonard Clark def. Jack Rhine – Don Lewis 6-4 6-2 2-6 4-6 8-6 |
| 1941 Emery Neale def. Darrell Kelly 6-2 6-4 6-4 | 1941 Emery Neale – Leonard Clark def. Darrell Kelly – Walter Palaske 6-3 4-6 6-1 6-1 |
| 1942 Monte Meyers def. Don Lewis 2-6 3-6 6-3 6-0 6-4 | 1942 James Hodgkins – Dudley Starr def. Monte Meyers – Irving Parker 6-2 5-7 6-3 4-6 6-2 |
| 1943 Alan Carvell def. Clint Knox 6-1 6-3 5-7 2-6 6-4 | 1943 Jack Rhine – Don Lewis def. James Hodgkins – Dudley Starr 6-1 6-1 7-9 3-6 6-4 |
| 1944 Clint Knox def. Paul Blugard 7-5 6-4 6-3 | 1944 Clint Knox – Paul Blugard def. Bill Davis – MacNeil Smith 9-7 3-6 6-3 4-6 7-5 |
| 1945 Darrell Kelly def. Ned Jungck 6-4 6-2 6-2 | 1945 Don Lewis – MacNeil Smith def. James Hodgkins – Dudley Starr 2-6 6-1 6-1 6-8 6-4 |
| 1946 Clyde Knox def. Darrell Kelly 6-3 6-4 1-6 8-6 | 1946 Vic Ramis – Bob Lloyd def. Darrell Kelly – Chuck O’Neil 6-2 6-3 6-3 |
| 1947 Emery Neale def. Clint Knox 6-3 4-6 2-6 6-3 6-3 | 1947 Sam Lee – Claude Hockley def. James Hodgkins – Dudley Starr 6-3 6-4 6-4 |
| 1948 Emery Neale def. Sam Lee 6-3 6-2 6-0 | 1948 Emery Neale – Leonard Clark def. Clyde Knox – Hugh Findlay 5-7 9-7 6-2 6-2 |
| 1949 Fred Fisher, Seattle def. Sam Lee 1-6 2-6 6-2 6-2 6-2 | 1949 Fred Fisher – Hugh Findlay def. Sam Lee – Claude Hockley 6-1 2-6 7-5 9-7 |
| 1950 Emery Neale def. Clyde Knox 10-8 5-7 6-3 3-6 7-5 | 1950 Clyde Knox – Ed Kauder (California) def. Emery Neale – Len Clark 6-4 2-6 6-4 0-6 6-2 |
| 1951 Clyde Knox def. Hugh Findlay 2-6 6-4 7-5 9-7 | 1951 Emery Neale – Sam Lee def. Clyde Knox – Hugh Findlay 6-2 6-4 |
| 1952 Emery Neale def. Jim Brink 6-8 6-1 6-3 | 1952 Emery Neale – Sam Lee def. Clyde Knox – Hugh Findlay 2-6 6-4 6-3 |
| 1953 Emery Neale def. Clyde Knox 6-4 3-6 4-6 6-3 9-7 | 1953 Emery Neale – Sam Lee def. Jack Neer – Hugh Findlay 6-4 6-4 |
| 1954 Clyde Knox def. Bill Babson 6-3 6-0 6-2 | 1954 Hugh Findlay – Jim Flynn def. Sam Lee – Ross Hughes 6-1 6-3 |
| 1955 Clyde Knox def. Jack Neer 6-4 6-4 6-1 | 1955 Hugh Findlay – Jim Flynn def. Sam Lee – Ross Hughes 3-6 6-1 6-3 5-7 6-2 |
| 1956 Jack Neer def. Bill Rose 6-4 6-4 | 1956 Jack Neer – Bill Rose def. Sam Lee – Ross Hughes 4-6 7-5 7-5 |
| 1957 not held | 1957 Not held |
| 1958 Bill Rose def. Sam Lee 6-2 6-2 | 1958 Clyde Knox – Bill Rose def. Ron Sandys – Bentley Hill 4-6 6-4 6-4 |
| 1959 Clyde Knox def. Jack Neer 5-7 6-4 6-4 | 1959 Jack Neer – Bill Rose def. Harry Doyle – Gary Larson 7-5 6-2 |
| 1960 Jack Neer def. Bill Rose 8-6 3-6 6-4 | 1960 Emery Neale – Sam Lee def. Harry Doyle – Jim Jackson 6-2 1-6 6-2 |
| 1961 Jack Neer def. Bill Rose 6-4 6-2 | 1961 Harry Doyle – Jim Jackson def. Jack Neer – Bill Rose 6-2 7-5 |
| 1962 Jack Neer def. Bill Rose 10-8 6-2 | 1962 Emery Neale – Art Fish def. Harry Doyle – Jim Jackson 10-8 3-6 6-2 |
| 1963 Bill Rose def. Emery Neale 2-6 6-2 6-2 | 1963 Jim Flynn – Art Fish def. Jack Neer – Bill Rose 6-4 6-4 |
| 1964 Jame Subirats def. Harry Doyle 6-4 6-4 | 1964 Jack Neer – Bill Rose def. Harry Doyle – Jim Jackson 6-4 6-2 |
| 1965 Jack Neer def. Bill Rose default | 1965 Harry Doyle – Jim Jackson def. Jack Neer – Bill Rose default |
| 1966 Jim Jackson def. Bill Rose 7-5 6-1 | 1966 Jim Jackson – Ted Jackson def. Jack Neer – Harry Doyle 6-4 6-3 |
| 1967 Jack Neer def. Emery Neale 7-5 3-6 6-3 | 1967 Emery Neale – Sam Lee def. Jim Jackson – Ted Jackson 6-1 1-6 6-0 |
| 1968 Jack Neer def. Randy King 6-1 6-1 | 1968 Art Fish – Paul Welles (Berkeley) def. Ted Jackson – Bill Bower 6-1 6-1 |
| 1969 Jack Neer def. Emery Neale 6-0 6-0 | 1969 Brian Parrott – Warren Farmer def. Sam Lee – Art Fish 6-3 6-4 |
| 1970 Bill Brown (California) def. Jack Neer 6-2 6-2 | 1970 Emery Neale – Sam Lee def. Brian Parrott – Bill Rose 2-6 6-4 7-5 |
| 1971 Charles Hoeveler (California) def. Jim Jackson 6-1 6-3 | 1971 Charles Hoeveler – Ted Jackson def. Brian Parrott – Vern Ball |
| 1972 Jack Neer def. Brian Parrott 6-1 6-3 | 1972 Brian Parrott – Bill Rose def. Vern Ball – Marion Blackburn 4-6 6-3 7-5 |
| 1973 Jack Neer def. Warren Farmer 7-6 6-4 | 1973 Brian Parrott – Warren Farmer def. Al Stultz – Don Gertsmar 6-4 6-1 |
| 1974 | 1974 |
| 1975 Al Stultz def Jack Neer 6-3 6-3 | 1975 Jack Neer – Brian Parrott def Al Stultz – Don Gertsmar 4-6 6-4 6-3 |
| 1976 not held | 1976 not held |
| 1977 not held | 1977 not held |
| 1978 not held | 1978 not held |
| 1979 not held | 1979 not held |
| 1980 not held | 1980 not held |
| 1981 | 1981 |
| 1982 not held | 1982 not held |
| 1983 not held | 1983 not held |
| 1984 not held | 1984 not held |
| 1985 | 1985 |
| 1986 | 1986 |
| 1987 | 1987 |
| 1988 | 1988 |
| 1989 Aaron Gross def. Mike Tammen 7-6 6-7 6-3 | 1989 Aaron Gross – Pat Flynn def. Doug Menke – Wayne Pickard 6-4 6-4 |
| 1990 | 1990 |
| 1991 Scott Shogreen def. Mike Tammen 6-4 6-3 | 1991 Scott Shogreen – Kurt Kessler def. Mike Tammen – Wayne Pickard 6-4 5-7 7-6 |
| 1992 | 1992 |
| 1993 | 1993 |
| 1994 | 1994 |
| 1995 | 1995 |
| 1996 | 1996 |
| 1997 | 1997 |
| 1998 | 1998 |
| 1999 | 1999 |
| 2000 | 2000 |
| 2001 | 2001 |
| 2002 | 2002 |
| 2003 Peter Malacek def. Brian Joelson 6-4 4-6 6-4 | 2003 Kean Feeder – Chris Leong def. Ken Chauffer – Niren Lall 6-4 4-6 6-4 |
| 2004 Brian Joelson def. Peter Malacek 6-4 6-1 | 2004 Kean Feeder – partner def. Roman Borvanov – Colby Jager 6-3 6-2 |
| 2005 Michael Calkins def. Matthew Loucks 6-4 5-7 6-3 | 2005 Michael Calkins – Matthew Loucks def. Eric Drew – Brian Joelson 2-6 6-4 6-2 |
| 2006 Markus Schiller def. Bart Scott 4-6 7-5 6-3 | 2006 John Devorss – Jonathan Endrikat def. John Bolton – Brett Joelson 6-4, 6-3 |
| 2007 Brett Joelson def. Markus Schiller | 2007 Brian Joelson – Brett Joelson def. John Devorss – Tim Layman |
| 2008 Angelo Niculescu def. Markus Schiller 6-1 6-2 | 2008 Brian Joelson – Brett Joelson def. Markus Schiller – Bart Scott 7-6 4-6 6-1 |
| 2009 Roman Borvanov def. Angelo Niculescu 6-4 7-6 | 2009 Borvanov – Joelson def. Devorss – Layman 6-3 6-3 |
| 2010 Angelo Niculescu def. Vicente Joli 7-6(3), 6-3 | 2010 Vicente Joli- Stephen Robertson def. Bradley Bator- Andy Gerst 6-1, 6-1 |
| 2011 Angelo Niculescu def. Brett Joelson 6-3, 6-3 | 2011 Brett Joelson- Brian Joelson def. Michel Hukwo- Filip Zirkovic 6-4, 6-4 |
| 2012 Travis Parrott def. Trevor Dobson 6-3, 6-1 | 2012 Trevor Dobson- Curt Wheeler def. Angelo Niculescu- Ryan Pang 6-2, 6-2 |
| 2013 Kyle McMorrow def Emmett Egger 6-4-6-1 | 2013 Andreason/Garcia Ferrero def Feeder/Joelson 7-6, 6-3 |
| 2014 Oren Motevassel def Charlie Cutler 6-7, 6-4,6-1 | 2014 Parrott/Tammen def Cutler/Egger 6-3, 6-3 |
| 2015 Kyle McMorrow def Oren Motevassel 6-0, 6-1 | 2015 Ask/McMorrow def Parrott/Tammen 6-3, 6-3 |
| 2016 Kyle McMorrow def Mitch McDaniels 6-3, 6-3 | 2016 Cutler/McMorrow def Joelson/Parrott 6-3, 6-4 |
| 2017 Kyle McMorrow def Samir Iftikhar 6-3, 5-7, 6-3 | 2017 Iftikhar/McMorrow def Gentry/King 6-3, 6-3 |
| 2018 Mike Pervolarakis def Samar Iftikhar 6-3, 6-3 | 2018 Ventre/Severo – Castro def Rapp/Rapp 6-4, 6-3 |
| 2019 Evan Song def Samir Iftikhar 6-2, 6-1 | 2019 Halebian/Song def Ventre Severo – Castro 7-6. 3-6, 6-4 |
| 2020 Not held – Corona Virus | 2020 Not held – Corona Virus |