This is a list of surnames in which the categories include wet.
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".