John Morris, Baron Morris of Aberavon

https://en.wikipedia.org/wiki/John_Morris,_Baron_Morris_of_Aberavon

John Morris, Baron Morris of Aberavon, KG, PC, QC (born 5 November 1931) is a British politician. He was a Labour Member of Parliament (MP) for over 41 years, from 1959 to 2001, which included a period as Secretary of State for Wales from 1974 to 1979. As of 2021, he is the only living former Labour MP who was first elected in the 1950s. He is also the last surviving member of Harold Wilson's 1974–76 cabinet, and thereby the current longest-serving Privy Counsellor.