This is a list of surnames in which the categories include wet.
FenwickEnglish From an English place name, derived from Old English fenn "fen, swamp, bog" and wic "village, town".
KurosawaJapanese From Japanese 黒 (kuro) meaning "black" and 沢 or 澤 (sawa) meaning "marsh". A notable bearer was Akira Kurosawa (1910-1998), a Japanese film director.
MarshEnglish Originally denoted one who lived near a marsh or bog, derived from Old English mersc"marsh".
MizunoJapanese From Japanese 水 (mizu) meaning "water" and 野 (no) meaning "field, wilderness".
OppenheimerGerman Originally indicated a person from Oppenheim, Germany, perhaps meaning "marshy home". A notable bearer was the American physicist J. Robert Oppenheimer (1904-1967).
PadmoreEnglish Originally indicated a person from Padmore in England, derived from Old English padde "toad" and mor "moor, marsh".