Riyo Mori (born 24 December 1986 in Aoi-ku, Shizuoka, Japan) is a Japanese dance instructor. She won the Miss Universe 2007 title in May 2007. She was the second woman from Japan to hold the title. (The first Miss Universe winner from Japan was Akiko Kojima in 1959.) Mori is the eleventh Asian woman to win the pageant.