- 20 September 1931
Katanning, Western Australia , Australia
- Alternative Names
- Quartermaine, Muriel Grace (Birth)
Muriel Patterson was elected to the Thirty-third Parliament of Western Australia as the Liberal party member of the Legislative Council for South West Region on 4 February 1989 for term commencing 22 May 1989. She was re-elected 1993, and 1996 (for term commencing 22 May 1997). She retired 21 May 2001.