Desmond A. Hanafin (9 September 1930 – 22 June 2017) was an Irish Fianna Fáil politician who served for over 30 years as a member of Seanad Éireann. (1969–93 and 1997–2002). He opposed social liberalisation, particularly the legalisation of abortion, divorce and same-sex marriage, and was one of the founders of the anti-abortion advocacy group, Pro Life Campaign.