Carolina Wallin Pérez (born August 4, 1982 in Mellerud, Sweden) is a Swedish pop and jazz singer. Perez became known through the music site MySpace and was signed shortly thereafter to Family Tree Music (distributed by Sony Music).

She debuted in 2009 with the album Pärlor och svin, with covers of Kent songs. The album peaked at location 23 on the Swedish album chart, with the best-selling single, Utan dina andetag, reaching number 30 on the Swedish singles chart. The album was produced by Fredrik Okazaki Bergstrom and was recorded by Kent's producer Stefan Boman. In 2005, she contributed with vocals on "I Will not Stay" on Monster & Maskiners studio album, Never Die!.

On February 18, 2012, Pérez competed in the Melodifestivalen 2012, with the song "Sanningen". Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.