The name, Gilbern, was a combination of the first three letters of the name of founder Giles Smith and the first four letters of the name of his co-founder Bernard Friese.

Gilbern, Gilbern Sports Cars (Components) Ltd , was a Welsh car manufacturer from 1959 to 1973, based in Llantwit Fardre, Pontypridd, Glamorgan, Wales.