Peter Drew Durack, QC (20 October 1926 – 13 July 2008) was an Australian politician, representing the Liberal Party. He rose to become Attorney-General of Australia. He served in the Senate from 1 July 1971 to 30 June 1993. From 1987 to 1989, he was a joint Father of the Senate along with Arthur Gietzelt, and from 1989 until his retirement, he held that title alone.