|
District 20: |
* = deceased | District 20-O | |
| Warren S. Barlow | 1921-1922 * | Robert Little | 1968-1969 |
| Warren S. Barlow | 1922-1923p/o * | John J. Reynolds (CC) | 1969-1970 * |
| I. Lewis Dreeben | 1922-1923p/o * | Thomas A. Ciccone | 1970-1971 * |
| I. Lewis Dreeben | 1923-1924 * | Martin "Ted" DeMond | 1971-1972 * |
| Ivan Flood | 1924-1925 * | H. Hicks Waldorf | 1972-1973 * |
| Thomas D. Austin | 1925-1926 * | Charles Johnson | 1973-1974 |
| Clarence F. Hozkamp | 1926-1927 * | Chris Confrey (CC) | 1974-1975 |
| Thomas J. Nagle | 1927-1928 * | Frank Gesualdo | 1975-1976 * |
| William Yungstrom | 1928-1929 * | Harry LaValley | 1976-1977 * |
| Alexander T. Wells | 1929-1930 * | Joseph Antonelli | 1977-1978 |
| Thomas B. Lee | 1930-1931 * | Daniel J. Leo | 1978-1979 * |
| Edward J. Murphy | 1931-1932 * | Joseph Petras | 1979-1980 |
| Robert Forrest | 1932-1933 * | Bud Nichols | 1980-1981 * |
| Hugh Kafka | 1933-1934 * | Albert Juliano | 1981-1982 |
| Henry F. Hand | 1934-1935 * | Sam Crescini | 1982-1983 * |
| Herbert A. Dye | 1935-1936 * | Wilfred Roehe | 1983-1984 |
| George E. Elder | 1936-1937 * | Leon Pianka (R1/CC) | 1983-1984 |
| Dr. Robert J. Bennett | 1937-1938 * | Cecil "Botch" Bryan | 1984-1985 * |
| District 20- | John H. Crofoot (VCC) | 1985-1986 * | |
| Edward A. Gibson | 1938-1939 * | Timothy Dempsey | 1986-1987 |
| R. Donald Slee | 1939-1940 * | John Thorpe | 1987-1988 |
| Dr. Robert Jamieson | 1940-1941 * | Mike Diaz | 1988-1989 |
| A.J. Bohnsack | 1941-1942 * | Walter Marquez | 1989-1990 * |
| Charles E. Gradwell | 1942-1943 * | Ted Blair | 1990-1991 |
| Fred J. Diesing | 1943-1944 * | Frank "Bud" Stahli | 1991-1992 * |
| William R. Knapp | 1944-1945 * | Earl Johns | 1992-1993 |
| John H. Lewis | 1945-1946 * | Chris Liopiris | 1993-1994 |
| Bert Bishop | 1946-1947 * | Peter Incalcaterra | 1994-1995 |
| Frank R. Alger, Sr. | 1947-1948 * | Franklin Smith | 1995-1996 * |
| Royal A. Wray | 1948-1949 | Ed Blodgett | 1996-1997 |
| District 20-O | Jesse Henderson | 1997-1998 | |
| Paul Patchin (ID) | 1949-1950 * | JoAnn Sarna | 1998-1999 * |
| William Bahntge | 1950-1951 * | Ted Zager | 1999-2000 |
| Edward W. Light, Sr. | 1951-1952 * | John Wargo (CC) | 2000-2001 |
| Alwin Feuerstein (CC) | 1952-1953 * | Kirk VanSwearingen | 2001-2002 |
| Jim Jamieson | 1953-1954 | Glynn Meggison | 2002-2003 |
| John W. Powell | 1954-1955 * | Bill Fitzgerald (VCC) | 2003-2004 |
| Bernard G. Schamberg | 1955-1956 * | Ed Budd | 2004-2005 |
| William Stall | 1956-1957 * | Frank Bartolotti | 2005-2006 |
| Robert J. Pagnucco | 1957-1958 * | Joyce Maier (VCC) | 2006-2007 |
| Patrick Mataraza | 1958-1959 * | John Capen | 2007-2008 |
| Thomas M. Kelly | 1959-1960 * | Melanie Wargo | 2008-2009 |
| Frank M. Sears | 1960-1961 * | Clifford W. Youngs | 2009-2010 |
| Walter Eckel | 1961-1962 * | Stuart S. Wizwer | 2010-2011 |
| J. Wilson Tinney (CC) | 1962-1963 | Peter J. Lyons | 2011-2012 |
| James Miller | 1963-1964 * | ||
| Oliver Tweedy | 1964-1965 * | ||
| Curtis Smoyer | 1965-1966 | ||
| Bernard Keiles | 1966-1967 * | ||
| Albert LaVine (ID) | 1967-1968 * |