Yuko Emoto (?? ??, Emoto Yuko, born December 23, 1972 in Asahikawa, Hokkaido) is a Japanese female judoka and Olympic champion.
She won a gold medal in the half middleweight division at the 1996 Summer Olympics in Atlanta.Emoto received a silver medal at the 1994 Asian Games.
She is married to South Korean judoka Kim Hyuk.