Fenton

Fenton comes from an English surname, a locational name for someone who came from a place called Fenton. It means “marsh town” or “settlement by the marsh”, made up from Old English elements fenn (marsh, fen, swamp) and tun (enclosure, settlement, town). Origin: Proto-Indo-European  

Vance

Vance comes from an English surname meaning “marsh, fen” from Old English fenn which comes from Proto-Germanic *fanją (fen, marsh, swamp) derived from PIE *pen- (moist; wet; swamp; water; mud). It was originally used as a topographical name for someone who lived near a swamp or marsh. Origin: Proto-Indo-European