Oussama Al Rahbani (in Arabic ????? ????????) (born 1965) is a Lebanese musician and composer.
He is the son of the Lebanese composer, musician and poet Mansour Rahbani.
Oussama had his education at Collège des Frères Maristes Champville until 1973, Collège des Apôtres, Jounieh until 1982, and finally Kaslik, where he got his Lebanese baccalaureate.
He studied History at the Lebanese University.
A keen soccer fan, he played as an amateur.
He took piano lessons from a young age, and music courses at Berklee College of Music in 1990 and 1995.
His music shows influences from his brother Marwan Rahbani and cousin Ziad Rahbani; classical music; and jazz music.
Oussama's background in classical music developed alongside Marwan, and Ghadi Rahbani.