Sergei A. Alexandrovsky (Сергей Анатольевич Александро́вский; born 21 November 1956, Kharkiv) is a Ukrainian poet and translator who writes in Russian language.

Among his works are the first Russian-language versions of The Boke of the Duchesse and The Parlement of Foules by Geoffrey Chaucer, The Shepheardes Calender by Edmund Spenser, The Cherrie and the Slae and Sonnets by Alexander Montgomerie, The Cap and Bells; or, the Jealousies by John Keats..

John Milton's Paradise Regained translated by Sergei Alexandrovsky was published in 2006 by the Russian Academy of Sciences in a volume of the Literary Landmarks (Литературные памятники) series (Джон Милтон.

Alexandrovsky's poetic translations were printed in several major anthologies, including the three-volume Seven Centuries of English Poetry (Семь веков английской поэзии, М.: 2007).

Since 2000, original lyrics by Sergei Alexandrovsky periodically appeared in Russian-language literary magazines published overseas (Новый Журнал / The New Review, New York City and other).