Miki Tanaka (田中 美衣, Tanaka Miki, born October 20, 1987 in Nagahama, Shiga) is a Japanese judoka. She won the silver medal in the half-middleweight (63 kg) division at the 2010 World Judo Championships. Tanaka was a coach with the company judo team Ryotokuji, and as of January 2017 is part of the coaching staff of the Israeli women's national team.