Alekos Oudinotis (Greek: Αλέκος Ουδινότης, Athens, 1935 - Thessaloniki, 15 March 2020) was a Greek theatre actor. Born in 1935 in Athens, Alekos Oudinotis studied at the Drama School of the Theatre of Arts, from which he graduated in 1960, while, at the same time, he studied mathematics at the University of Athens.

After the end of the period of the Colonels' Dictatorship, more specifically in 1974, he collaborated with the State Theatre of Northern Greece, with his first participation as an actor taking place during the same year, in the play "The Cherry Orchard" by Anton Chekhov, directed by Minos Volanakis.