Aleksander Waaktaar is a composer, arranger and singer from Oslo, Norway. His debut solo album All Wrong was released in 2020 on Koke Plate. 

Waaktaar has a background in jazz composition from the Norwegian Academy of Music. He has arranged music for artist such as Lemaitre, Girl In Red, Trygve Skaug, Arve Henriksen, Eivind Aarset, Jan Bang and Hayashi Yoshinori.