The Western Australian Individual Speedway Championship is a Motorcycle speedway championship held annually in Western Australia to determine the WA State champion. The event is organised by the Speedway Motorcycle Club of WA and is sanctioned by Motorcycling Australia (MA).
Mick McKeon and former twice Australian Champion Glenn Doyle have both won six championships each. Chum Taylor, who won his first championship in 1958 at the Claremont Speedway, is next with five wins, his last in 1970.
Unless stated, all riders are from Western Australia
| Year | Venue | Winner |
| 1927/28 | Claremont Speedway | Sig Schlam (2 Miles) |
| 1928/29 | Claremont Speedway | Fred Kirkpatrick |
| 1929/30 | Claremont Speedway | Arthur Atkinson () |
| 1930/31 - 1934/35 | Not Held | |
| 1935/36 | Claremont Speedway | Wal Morton () |
| 1936/37 | Claremont Speedway | Mick Murphy |
| 1937/38 - 1949/50 | Not Held | |
| 1950/51 | Claremont Speedway | Wally Higgs |
| 1951/52 | Claremont Speedway | Wally Higgs |
| 1952/53 | Claremont Speedway | Ray Melville |
| 1953/54 | Claremont Speedway | Rusty Wainwright |
| 1954/55 | Claremont Speedway | George McPherson |
| 1955/56 | Claremont Speedway | Ron Johnson () |
| 1956/57 | Not Held | |
| 1957/58 | Claremont Speedway | Chum Taylor |
| 1958/59 | Not Held | |
| 1959/60 | Claremont Speedway | George McPherson |
| 1960/61 | Claremont Speedway | Aub Lawson (NSW) |
| 1961/62 | Claremont Speedway | Chum Taylor |
| 1962/63 | Claremont Speedway | Chum Taylor |
| 1963/64 | Claremont Speedway | Ross Nickisson |
| 1964/65 | Claremont Speedway | Jim Phillips |
| 1965/66 | Claremont Speedway | Ken McKinlay () |
| 1966/67 | Claremont Speedway | Ross Nickisson |
| 1967/68 | Claremont Speedway | Chum Taylor |
| 1968/69 | Claremont Speedway | Ove Fundin () |
| 1969/70 | Claremont Speedway | Chum Taylor |
| 1970/71 | Claremont Speedway | Terry O'Leary |
| 1971/72 | Claremont Speedway | Les Leisk |
| 1972/73 | Claremont Speedway | Ivan Mauger () |
| 1973/74 | Claremont Speedway | Rod Chessell |
| 1974/75 | Claremont Speedway | Peter Thompson |
| 1975/76 | Claremont Speedway | Les Leisk |
| 1976/77 | Claremont Speedway | Mick McKeon |
| 1977/78 | Claremont Speedway | Mick McKeon |
| 1978/79 | Claremont Speedway | Mick McKeon |
| 1979/80 | Claremont Speedway | Robert Moores |
| 1980/81 | Claremont Speedway | Mick McKeon |
| 1981/82 | Bunbury Speedway Geraldton Speedway |
Glyn Taylor |
| 1982/83 | Claremont Speedway | Glyn Taylor |
| 1983/84 | Claremont Speedway | David Cheshire |
| 1984/85 | Claremont Speedway | Mick McKeon |
| 1985/86 | Claremont Speedway | Mick McKeon |
| 1986/87 | Claremont Speedway | Simon Cross () |
| 1987/88 | Claremont Speedway | Rob Woffinden () |
| 1988/89 | Claremont Speedway | Glenn Doyle |
| 1989/90 | Claremont Speedway | Glenn Doyle |
| 1990/91 | Claremont Speedway | Glenn Doyle |
| 1991/92 | Collie Speedway | Glenn Doyle |
| 1992/93 | Claremont Speedway | Glenn Doyle |
| 1993/94 | Claremont Speedway | Steve Johnston |
| 1994/95 | Claremont Speedway | Glenn Doyle |
| 1995/96 | Claremont Speedway | Steve Johnston |
| 1996/97 | Claremont Speedway | Lee Redmond |
| 1997/98 | Claremont Speedway | Frank Smart |
| 1998/99 | Claremont Speedway | Guy Wilson |
| 1999/2000 | Claremont Speedway | Lee Redmond |
| 2000/01 | Bibra Lake Speedway | Guy Wilson |
| 2001/02 | Bibra Lake Speedway | Guy Wilson |
| 2002/03 | Bibra Lake Speedway | Lee Blackman |
| 2003/04 | Bibra Lake Speedway | Steve Johnston |
| 2004/05 | Perth Motorplex Speedway Geraldton Speedway |
Trevor Harding |
| 2005/06 | Bunbury Speedway Geraldton Speedway |
David Cheshire |
| 2006/07 | Pinjar Park Speedway | Cory Gathercole (Vic) |
| 2007/08 | Pinjar Park Speedway | Chris Holder (NSW) |
| 2008/09 | Pinjar Park Speedway | Frank Smart |
| 2009/10 | Ellenbrook Speedway | Leigh Boujos |
| 2010/11 | Nickol Bay Speedway | Leigh Boujos |
| 2011/12 | TBD | |