Hefin is a Welsh surname and male given name. Notable people with this name include:

Surname

David Thomas (Dewi Hefin) David Thomas (bardic name Dewi Hefin) (4 June 1828 – 9 March 1909) was a Welsh poet and teacher. Life Thomas was born in Llanwenog, Cardiganshire, south Wales. He went to school in Cribyn and later ran schools in various places in Cardigansh ...

(1828–1909), Welsh poet and teacher *

John Hefin John Hefin MBE (born John Hefin Evans; 14 August 1941 – 19 November 2012

(1941–2012), Welsh television director

Given name

Hefin David Hefin Wyn David (born 1977) is a Welsh Labour politician and the Member of the Senedd (MS) for Caerphilly, where he currently lives. Despite the common surname, he is no relation to Wayne David, the former Member of Parliament (MP) for the sam ...

(born 1977), Welsh politician *

Hefin O'Hare Hefin O'Hare (born 2 June 1979) is a Welsh former professional rugby union and rugby league footballer who played in the 1990s, 2000s and 2010s. He played representative level rugby union (RU) for Scotland national rugby sevens team, Scotland 7 ...

(born 1979), Welsh rugby union and rugby league player {{given name