Boris Mikhaylovich Sushkevich (Russian: Борис Михайлович Сушкевич, 7 February 1887 — 10 July 1946) was a St. Petersburg-born Russian, Soviet actor, theatre director and reader in drama, honoured with the titles Meritorious Artist of RSFSR (1933) and People's Artist of RSFSR (1944).

A co-founder of the First Studio and one of its leaders, along with Yevgeny Vakhtangov, working under Leopold Sulerzhitsky, after the latter's death in 1916, he became its director and held this post until in 1924 it was re-organized into MAT-2, with Mikhail Chekhov at the helm.

In 1919 Sushkevich directed The Robbers Friedrich Schiller at the just opened Great Drama Theater in Petrograd.

[4] His artistic peak is considered to be the 1940 production of Gerhart Hauptmann's Before Sunrise in which he himself played the leading role.

[3] Between 1914 and 1927 Sushkevich was cast in five Soviet films, including Tsar Ivan Vasilyevich Grozny (Malyuta Skuratov, 1915) with Fyodor Shalyapin in the lead.