Chiyo Okumura (奥村チヨ, Okumura Chiyo, February 18, 1947, Ikeda, Osaka) is a popular Japanese pop singer, and former fashion model who debuted in the 1960s.

She is known for songs such as "Koi no Dorei" (恋の奴隷 English: "Slave of Love") and "Shuuchakueki" (終着駅 English: "Terminal Station"). Her cover of The Ventures recording, "Hokkaido Skies" sold over one million copies, and was awarded a gold disc. She followed this recording with another hit, "Ginza Lights".

"Koi no Dorei" was covered on GO!GO!7188's cover album, Tora no Ana.

On January 6, 2018, Okumura announced her retirement from the music industry.