The King Neptune Cup is awarded for accumulating the most points as an Active Seafair Commodore. The perpetual trophy was donated by King Neptune I, Victor E. Rabel,

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1956 - 1959 Wallace A. Olsen

1960 Gene Hauck

1961 Al Opsata

1962 - 1965 James Wilson MD

1966 - 1968 E.D. Oestreich

1969 - 1970 Bill Rose 

1971 Sheldon Pritchard

1972 Kon Eriksson

1973 Sheldon Pritchard

1974 John David

1975 Walter Guidinger

1976 Murray Luther

1977 Barney Monsen

1978 J.D. Ott

1979 Don Sidell

1980 Gene Merlino

1981 Don Jones

1982 Bill Baines

1983 Jerry Hill

1984 Walt Foote

1985 Rick Mickels

1986 Don Mills

1987 Jack Pyle

1988 Art Braden

1989 Mike Popke

1996 Don Roberts

1997 Dick Gilbert

1998 - 1999 Ray Brand

2002 Art Braden

2003 Tom Warnke

2004 Diane Masson

2005 Joy Brand

2006 Eric Wechselberger

2007 - 2008 Ken North

2009 Joe Gong

2010 Dee Lee

2011 Paul "Paulie" Davis

2012 Moe Pilgrim

2013 Joe Gong

2014 Paul Davis

2015 Jen Gonyer-Donohue

2016 Gary Stenberg

2017 Mary Valmonte

2018 Barb Taylor

2019 Joe Valmonte

2020 Neal Christiansen

2021 Joe Gong

2022 - 2023 Tess Harm, DDS

​2024 Bonnie Harper