Doreen Ellen Hamilton (née Munholland; May 17, 1951 – December 2, 2022) was a Canadian politician.
She served as interim Mayor of Regina for six weeks in 1988, following the resignation of Larry Schneider.
In 1998, she was appointed Minister of Saskatchewan Liquor and Gaming, and Minister responsible for the Saskatchewan Property Management Corporation, the Public Service Commission and the Wascana Center Authority.
In April 2003, she was appointed legislative Secretary to Premier Lorne Calvert.
[1] Hamilton also became the first woman presiding officer in Saskatchewan after the Legislative Assembly elected her Deputy Speaker.