Pamela Diane Allan (born 4 February 1953) is an Australian politician. She was a Labor member of the New South Wales Legislative Assembly from 1988 to 2007. Allan first gained a place in the Legislative Assembly following her win in the seat of Wentworthville in the 1988 election. When this seat was dissolved as a result of a redistribution prior to the 1991 election; she attained preselection and won the seat of Blacktown, returning to a recreated Wentworthville at the 1999 election. She served as the state Minister for the Environment under Bob Carr's premiership from 4 April 1995 to 8 April 1999. Allan retired from state politics in 2007.