AO Officer in General Division
- 4 November 1941
Perth, Western Australia , Australia
- Parliamentarian and Policewoman
- Alternative Names
- Kay Hallahan (Preferred)
Kay Hallahan was the first woman to sit in both houses of Western Australian Parliament. An Australian Labor Party member she was elected to the Legislative Council of Western Australia on 19 February 1983. She served until 13 January 1993. She switched to the Legislative Assembly when she was elected 6 February 1993, serving until 14 December 1996.