Namesakes
Arthurian Characters:
1 character
Sir Gareth (m) 
Notable Actors and Entertainers:
2 actors
Gareth Hughes 1894-1965
Gareth Hunt 1942-2007
Notable Athletes:
2 rugby, 2 soccer
(soccer) Gareth McAuley 1979-
(soccer) Gareth Bale 1989-
(rugby) Gareth Davies 1990-
(rugby) Gareth Anscombe 1991-
Notable Journalists:
1 journalist
(journalist) Gareth Jones 1905-1935
Notable Musicians:
2 singers
Gary Lightbody 1976-
Gareth Gates 1984-