May Erlewine (born May 13, 1983) is an American musician from Big Rapids, Michigan. She writes songs, sings and plays the guitar, piano, and violin. Erlewine has released over 15 albums since the early 2000s.

Erlewine is part of the Earthwork Music collective, an independent label that promotes original music from regional artists founded by Erlewine's former husband, Samuel Seth Bernard. Erlewine has performed solo, as a duet with Max Lockwood, with the May Erlewine band, with May Erlewine and the Motivations, and with the Sweet Water Warblers.