| YEAR | NAME | COUNTY | |
| | *John E. Wright | Santa Barbara | |
| | *W. H. Jahant | Kern | |
| | *Dr. W. J. Bigham | Orange | |
| | *Philip R. Thayer | Alameda | |
| | *B. F. Shrimpton | Los Angeles | |
| | Charles T. Lund | | |
| | *Dr. W. S. Franklin | Santa Barbara | |
| | *Charles W. Deterding | Sacramento | |
| | *Jules W. Markel | Orange | |
| | *I. P. Connors | Contra Costa | |
| | *Percy Fisher | San Diego | |
| | *C. A. Buck | San Mateo | |
| | *Roy N. Clayton | Los Angeles | |
| | Mrs. Lorene Melquist | Trinity | |
| | Ward Fitzpatrick | San Diego | |
| 1951 | *Dr. Lew Oliver | Butte | |
| 1952 | *E. I. Eymann | Fresno | |
| 1953 | F. E. Licking | Riverside | |
| 1954 | Rudolph Freeman | San Joaquin | |
| 1955 | *Bert Smith | San Luis Obispo | |
| 1956 | *Chester Walker | Glenn | |
| 1957 | *P. J. DeBernardi | Alameda | |
| 1958 | *John H. Paterson | San Bernardino | |
| 1959 | Lloyd C. Haves | Sonoma | |
| 1960 | *Stanley F. Wakefield | Stanislaus | |
| 1961 | Stuart Green | San Diego | |
| 1962 | *Charles Krueger | Sacramento | |
| 1963 | Alan Robertson | Ventura | |
| 1964 | *Mrs. L. A. Baca | Los Angeles | |
| 1965 | Bruce G. Woolpert | Santa Cruz | |
| 1966 | Thorkid Thomsen | Mendocino | |
| 1967 | Elmer M. Katzenstein | Riverside | |
| 1968 | Howard F. Kuder | Alameda | |
| 1969 | Peter Cailotto | Monterey | |
| 1970 | Fred N. Rabe | Fresno | |
| 1971 | Albert L. Hogan | San Diego | |
| 1972 | James M. Primrose | Humboldt | |
| 1973 | Robert C. Lilley | Santa Barbara | |
| 1974 | *Chester R. Crain | Tulare | |
| 1975 | Robert F. Brooks | Modoc | |
| 1976 | Jack Carr | San Bernardino | |
| 1977 | David Stenzel | Stanislaus | |
| 1978 | Kay Ceniceros | Riverside | |
| 1979 | W. M. Heidewald | Siskiyou | |
| 1980 | Lois Rusteika | Alameda | |
| 1981 | William Semans | San Bernardino | |
| 1982 | Don Williams | Madera | |
| 1983 | Jack Lish | Placer | |
| 1984 | Russ Easterday | San Bernardino | |
| 1985 | Nina Lambert | Butte | |
| 1986 | David Hendrick | Monterey | |
| 1987 | Betty Azovdeo | Placer | |
| 1988 | Jack Bozzano | San Joaquin | |
| 1989 | Don Marquardt | Sonoma | |
| 1990 | Richard Wright | San Diego | |
| 1991 | Robert O. Elliott | Lassen | |
| 1992 | Fran Grattan | Nevada | |
| 1993 | Richard Riis | Shasta | |
| 1994 | Don Ratzlaff | Tuolumne | |
| 1995 | Suzanne Jaffe | San Bernardino | |
| 1996 (partial term) | Anne Eldred | Sierra | |
| 1996 | David Thornton | Tuolumne | |
| 1997 | David Thornton | Tuolumne | |
| 1998 (partial term) | Mike Dombrowski | San Bernardino | |
| 1998 | Laurence Hawkins, Jr. | Monterey | |
| 1999 | Laurence Hawkins, Jr. | Monterey | |
| 2000 | Nadin Sponamore | Sonoma | |
| 2001 | Timothy Howard | San Joaquin | |
| 2002 | Cheryl Brown | San Bernardino | |
| 2003 | Jim King | Napa | |
| 2004 | *Compton Gault | Alameda | |
| 2005 | Theresa Kwappenberg | San Bernardino | |
| 2006 | Rue Furch | Sonoma | |
| 2007 | Jerry Morrow | Tuolumne | |
| 2008 | Ron Sprague | Kern | |
| 2009 | Ted Allured | Calaveras (conference held in Sacramento Co.) | |
| 2010 | John Elliott | Tulare (conference held in Monterey Co.) | |
| 2011 | Charlotte Hague | Tuolumne (conference held in Sacramento Co) | |
| 2012 | Karimah Kirah | Solano | |
| 2013 | Mary Ann Ruiz | Santa Clara | |
| 2014 | Mark Erreca | Merced | |
| 2015 | Dan Roberts | Mono | |
| 2016 | Charissa Leach | Riverside | |
| 2017 | Ed Dias | Tulare | |
| 2018 | Patrick Wallner | Shasta | |
| 2019 | Patrick Wallner | Shasta (conference held in Butte Co.) | |
| 2020 | Noah Levy | Humboldt (no conference held) | |
| 2021 | Noah Levy | Humboldt | |
| 2022 | Jerry Morrow | Tuolumne (conference held in Alameda Co.) | |
| 2023 | Charlotte Hague | Tuolumne | |
| 2024 | Jerry Morrow | Tuolumne (conference held in San Luis Obispo Co.) | |
| 2025 | Jerry Morrow | Tuolumne (conference held in Tulare Co.) | |
