Masako Nozawa (野沢 雅子, Nozawa Masako, born October 25, 1936) is a Japanese actress, voice actress and narrator. Throughout her life, she has been affiliated with Production Baobab, 81 Produce and self-owned Office Nozawa; she is also affiliated with Aoni Production. Her late husband, Masaaki Tsukada, was also a voice actor.

Nozawa is the voice of Son Goku, Son Gohan, & Son Goten in the popular anime franchise Dragon Ball. She has also voiced Tetsurō Hoshino (Galaxy Express 999) and Kitarō (GeGeGe no Kitarō, first and second series and Hakaba Kitarō and Yo-kai Watch Shadowside: Oni-ō no Fukkatsu). In addition, she has also voiced two separate characters named "Hiroshi"; a character in Dokonjō Gaeru, and the characters known in the U.S. as "Pidge" and "Haggar" in Hyakujūō Golion. She also voiced Doraemon in the 1973 anime, replacing Kōsei Tomita, who voiced the character in the first 26 episodes. In the 1979 anime, she was replaced by Nobuyo Ōyama, however, Nozawa voiced Doraemon again in a 1988 special entitled Early English with Doraemon.