Dorothy Helen Mayer (7 September 1932 – 7 February 2008) was an Australian politician.
Born in Kaniva, Victoria, she was educated at Swinburne Institute of Technology in Melbourne, and then Toorak Teachers' College, after which she became a teacher.
In 1983, she was elected to the Australian House of Representatives as the Labor member for Chisholm, defeating Liberal MP Graham Harris.
On the second occasion, she slashed the Liberal majority from a fairly safe eight percent to a very marginal two percent.
This article about an Australian Labor Party member of the House of Representatives is a stub.