Mayumi Narita (成田 真由美, Narita Mayumi, born August 27, 1970 in Kawasaki, Kanagawa)[1] is a Japanese swimmer, described as "one of the world’s best Paralympic athletes" by the International Paralympic Committee.

Narita has used a wheelchair because of myelitis since the age of 13; in 1994, additionally, she was involved in a traffic accident which left her quadriplegic.

[4] In 1996, she represented Japan at the Paralympic Games in Atlanta, where she won two gold medals, two silver and one bronze.

[6] Narita competed again at the 2004 Summer Paralympics in Athens, and was the Games' most successful athlete, of any nationality and in any sport.

[9] Narita is currently vice chair of the Tokyo 2016 Athletes' Commission.