Vitor Barbiero Kley (born August 18, 1994) is a Brazilian singer-songwriter, best known for his song "O Sol".

[3] His father is Ivan Kley, former professional tennis player,[4] and his mother is Janice Barbiero, a teacher and visual artist.

[6] In 2015, he signed with Midas Music, a record label by producer Rick Bonadio,[7] and released a self-titled EP the next year.

[11] In July 2019, he released "Pupila" with duo Anavitória,[12] which received a triple diamond certification by Pro-Música Brasil.

[17] It received a nomination at the 22nd Annual Latin Grammy Awards for Best Portuguese Language Contemporary Pop Album.