Tamaki Matsumoto (松元 環季, Matsumoto Tamaki, born February 7, 1999) is a Japanese actress, voice actress and singer from Yokohama, Kanagawa.

In August 2001, Tamaki Matsumoto entered the Theater Academy. She debuted in October 2002, with the stage performance Teruteru no Teruko. In 2007, she received attention for her regular appearances in the TV dramas My Fairboy and Kamen Rider Den-O. She transferred from the Theater Academy (Cosmos Theater Company) to AT Production, an affiliated production company, in 2010.

She retired in April 2011 to dedicate more time to her academic life, especially to prepare for her secondary school entrance examination. In April 2017, she enrolled at Meiji Gakuin University in the Faculty of International Studies. On July 10 of the same year, she entered the Miss Meiji Gakuin Contest 2017.^[1] She was the DHC Award winner.^{[2][non-primary source needed]}

On September 14, 2017, Matsumoto made a surprise appearance on the talk show Farewell Kamen Rider Den-O Final Countdown Director's Cut Edition held in Tokyo.^[3]