Yuki Yatomi (矢富 勇毅, Yatomi Yūki, born 16 February 1985 in Kyoto) is a Japanese rugby union player. He plays as a scrum-half. Yatomi is currently a player for Yamaha Jubilo, from Iwata. He has 15 caps for Japan, with 2 tries scored, 10 points in aggregate, since 2006. His debut was at a 50-14 win over South Korea, in Tokyo, in a 2007 Rugby World Cup qualifier, where he played as a substitute. He was present at the 2007 Rugby World Cup, playing two games.