Gweneth \g-weneth, gwe-ne-th\ as a girl's name is a variant of Gwyneth (Welsh), and the meaning of Gweneth is "happiness".

The baby name Gweneth sounds like Gwenith, Gwenyth, Gwineth and Gwenneth. Other similar baby names are Gwenette, Gwynneth, Gwynith, Gwinyth, Gwinneth, Gwenita and Gwenetta.