Aleksandr Kaydanovskiy (23 July 1946 — 2 December 1995) was a Soviet actor and film director. His best known roles are in films such as Stalker, At Home Among Strangers, and The Bodyguard.

Prior to pursuing an acting career, Kaydanovskiy attended technical college where he trained to become a welder. In 1965 he started studying acting at The Rostov Theatre School and the Shchukin theatrical school in Moscow. Before completing the course he took his first part in the film The Mysterious Wall and upon graduation in 1969, he worked as stage actor, making his debut at the Vakhtangov Theatre in 1969. In 1971, he was invited to join the prestigious Moscow Arts Theatre, a rare privilege for a 25-year-old graduate.