Erynn Marshall (born c. 1977) is a Canadian old-time fiddler, ethnomusicologist, teacher, and author.

Her fiddle instructors include Melvin Wine, Lester McCumbers, Leland Hall, and Art Stamper.

[1] In addition to playing, teaching, and writing about old-time music she also composes tunes.

[2] She received a CBC Galaxie Rising Star Award in 2006 at the Edmonton Folk Music Festival.

In 2008 she won the fiddle contest at the Clifftop festival in West Virginia, the first female and the first person from outside the United States to do so.