Leslie Feist (born February 13, 1976), known mononymously as Feist, is a Canadian indie pop singer-songwriter and guitarist, performing both as a solo artist and as a member of the indie rock group Broken Social Scene.

Feist launched her solo music career in 1999 with the release of Monarch. Her subsequent studio albums, Let It Die, released in 2004, and The Reminder, released in 2007, were critically acclaimed and commercially successful, selling over 2.5 million copies. The Reminder earned Feist four Grammy nominations, including a nomination for Best New Artist. She has received 11 Juno Awards, including two Artist of the Year awards. Her fourth studio album, Metals, was released in 2011. In 2012, Feist collaborated on a split EP with metal group Mastodon, releasing an interactive music video in the process.

Feist has released six studio albums as of 2023. Feist received three Juno awards at the 2012 ceremony: Artist of the Year, Adult Alternative Album of the Year for Metals, and Music DVD of the Year for her documentary Look at What the Light Did Now. Additionally, she was nominated for four Grammy Awards including the Best Pop Vocal Album for The Reminder and Best New Artist.