Ryota Yamagata (?? ??, Yamagata Ryota, born 10 June 1992) is a Japanese sprinter holding Japan's 4th equal-fastest time of 10.00 seconds in the 100m.
He won the bronze medal in the medley relay at the 2009 World Youth Championships in Athletics.In the 2016 Olympic Games in Rio de Janeiro, Yamagata was part of the 4 × 100 m relay team for Japan, which took the silver medal in the final.