List of Famous people who are 78

Eric Alan Hanushek is an economist who has written prolifically on public policy with a special emphasis on the economics of education. Since 2000 he has been a Paul and Jean Hanna Senior Fellow at the Hoover Institution, an American public policy think tank located at Stanford University in California.

Samuel Archibald Anthony Hinds is a Guyanese politician who was Prime Minister of Guyana almost continuously from 1992 to 2015. He also briefly served as President of Guyana in 1997. He was awarded Guyana's highest national award, the Order of Excellence (O.E.) in 2011.

William Wegman is an American artist best known for creating series of compositions involving dogs, primarily his own Weimaraners in various costumes and poses.

Piera Martell is a Swiss singer, best known for her participation in the 1974 Eurovision Song Contest.

Anthony Peter Clarke, Baron Clarke of Stone-cum-Ebony, is a British lawyer. He was one of the first 11 Supreme Court of the United Kingdom Justices and was the first High Court judge to be appointed directly to that court when it came into existence on 1 October 2009 without previously having sat as a Lord of Appeal in Ordinary. He was appointed to the Court of Final Appeal of Hong Kong on 11 April 2011 as a non-permanent judge. He was previously Master of the Rolls and Head of Civil Justice in England and Wales. He retired from the Supreme Court in September 2017.