Motoharu Sano (佐野元春, born March 13, 1956, in Taitō, Tokyo), is a Japanese singer-songwriter and musician. A graduate of Rikkyo University, Sano is a frontman with a history of performing in several bands which feature music both in Japanese and occasionally, English, playing songs that often have a rock and roll sound to them. In 2007, Rolling Stone Japan ranked his album Someday number 11 on a list of the greatest Japanese rock albums of all time.

Additionally, he has spent a year in New York City, even doing a radio show there.

Sano took part in a special two-day concert commemorating Takashi Matsumoto's 45th anniversary as a lyricist held at the Tokyo International Forum on August 21–22, 2015. He performed lead vocals on "Haikara Hakuchi" with the surviving members of Happy End, Matsumoto, Haruomi Hosono and Shigeru Suzuki, in place of the deceased Eiichi Ohtaki.