- Occupation Political candidate
Diane Teasdale stood as a candidate for the Australian Democrats Party in the Legislative Council Province of North Eastern at the Victorian state election, which was held on 5 May 1979. She stood again as an Independent in the Legislative Assembly seat of Warrandyte at the 1982 election.
- Carrying on the Fight: Women Candidates in Victorian Parliamentary Elections, Australian Women's Archives Project, 2008, http://www.womenaustralia.info/exhib/cws/home.html
- Trove: Teasdale, Diane Marie, http://nla.gov.au/nla.party-747076