Yumi Toma (Japanese: 冬馬由美 Tōma Yumi, born 吉田由美 Yoshida Yumi on December 20, 1966) is a Japanese singer and voice actress. She has been part of the singing groups Goddess Family Club. Toma also works for Aoni Production.
According to the Anime News Network, as of October 13, 2006 Toma is the second most prolific female voice actress with 179 roles credited to her name. The only female actress to have more roles than Toma is Megumi Hayashibara.