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