Argo Aadli (born April 12, 1980) is an Estonian theatre and film actor.

Born in Kunda, Estonia, Aadli graduated from the Higher Theatre School of the Estonian Academy of Music and Theatre in 2002.

Aadli has worked as an actor in Tallinn City Theatre where he has performed at least ten productions to date, notably the character of Zahhar in the Anton Chekhov play "Pianola or The Mechanical Piano" in 2002. Aside from this he has been involved in several films including Names in Marble (2002) where he played Konsap, and Lotte from Gadgetville (2006) where he voiced Albert.