Antony Hamilton Lamb OAM (born 7 March 1939) is an Australian former politician. Born in Horsham, Victoria, he was the son of Victorian Country Party politician Hamilton Lamb. He was educated at the University of Melbourne graduating on 14 August 1971 with the Degree of Bachelor of Arts and then the Victorian College of Pharmacy, becoming a pharmacist. In 1972, he was elected to the Australian House of Representatives as the Labor member for La Trobe. As a backbench Member in 1973 Lamb, together with fellow Labor Member David McKenzie, introduced the Medical Practice Clarification Bill which, if passed, would have allowed abortion in the Australian Capital Territory. The bill was defeated after a conscience vote on 10 May 1973 by 98 votes to 23.