Merrill Beth Nisker (born November 11, 1968), better known by her stage name Peaches, is a Canadian electronic musician and performance artist who lives in Berlin, Germany. Her songs are noted for disregarding traditional gender norms and for their use of sexually explicit lyrics. She plays her own instruments for her songs, programs her own electronic beats, and produces her own albums.

Her songs have been featured in movies such as Mean Girls, Waiting..., Jackass Number Two, My Little Eye, Drive Angry, and Lost in Translation. Her music has also been featured on television shows such as Lost Girl, The L Word, Ugly Betty, South Park, 30 Rock, True Blood and has been used for the promotion of Dirt. Peaches performed guest vocals on Pink's album Try This, on the song "Oh My God", on the Chicks on Speed album 99 Cents, on the song "We Don't Play Guitars", on Christina Aguilera's 2010 album Bionic, on the song "My Girls" (which was produced and co-written with Le Tigre), and recently on Major Lazer's 2013 album Free the Universe on the song "Scare Me" featuring Timberlee.