Semen Nikolaevich Serzin (Russian: Семён Николаевич Серзин; born 12 June 1987, Murmansk) is a Russian film and theatre actor, director.

In 2011, he graduated from the St. Petersburg State Academy of Theater Arts (workshop of V. M. Filshtinsky). Chief director of the Etude theater from 2013 to 2015. Creator of the independent theater Association Invisible Theater (Saint Petersburg). In addition to directing, Semyon Serzin is engaged in film and teaches theater arts. Semyon Serzin's performance " Bashlachev. Sverdlovsk-Leningrad and Back" (based on the documentary play by Y. Pulinovich, P. Borodina) in 2014 was nominated for the "Golden Mask Award". But it was removed in connection with the scandal. Bashlachev's relatives opposed the performance. (2014) Was nominated for the "Golden Mask Award". (2014/2018) Was nominated for the "Breakthrough award". (2019) Winner of the festival "Small Towns of Russia" (performance "Heart of a Dog"). (2019) Winner of the festival "Directing lessons" (the play "A Man from Podolsk»).