Ole Jørn Myklebust (born 30 April 1977) is a Norwegian Jazz musician (trumpet, flugelhorn and vocals), educated at the Norges Musikkhøgskole.

Known for performing in Subtonic, Køhn/Johansen Sextet, Geir Lysne Listening Ensemble, Østenfor Sol and Dixi, Myklebust has collaborated with Mari Boine and Unni Wilhelmsen.

Myklebust was voted "The Best Young Jazz Musicians in Norway" in 2000.

Myklebust also works as composer, musical arranger and producer.

[2] He came in as a substitute on the trumpet with Mike del Ferro Quintet, with among others Anne Paceo (drums), on their Norway tour in January 2012.