Alexander Leonidovich Shemansky (Russian: ????????? ?????????? ?????????; 11 May 1900, Irkutsk — 1 April 1976, Los Angeles) was a Russian opera singer (tenor).
He studied at the Irkutsk Cadet Corps; in the Civil War he served as a second lieutenant in the Russian Far East.
He emigrated to Harbin, studied singing at the Osipova-Zarzhevskoy.
In exile, he was a soloist at the Opera Harbin Railway Assembly, toured with the Italian Opera Company "Capri" in Asian countries.
In Harbin, in 1936, played a concert together with Feodor Chaliapin.
In the 1960s he moved to the United States, where he taught singing in Los Angeles.