Cecil WelshFrom the Welsh given name
Seisyll, which was derived from the Roman name
Sextilius, a derivative of
Sextus.
Conway Welsh, EnglishFrom the name of the River Conwy in Wales, or the town situated at the mouth of the river. It is possibly derived from Welsh
cyn "foremost" and the common river name suffix
wy.
Glynn Welsh, CornishTopographic name for someone who lived in a valley, from Welsh
glyn and Cornish
glin, or a habitational name from a place named with this word.
Gough 1 WelshNickname for a red-haired person, from Welsh
coch "red".
Trevor WelshOriginally from the name of various Welsh towns meaning
"big village", derived from Middle Welsh
tref "village" and
maur "large".
Vaughan WelshFrom Welsh
bychan (mutated to
fychan) meaning
"little". It was a descriptive name to distinguish father from son.