Pertzovsky (Pertzowsky) Semen (born April 30, 1955, Riga) – violinist.

Semen Pertzovsky began studying music at the age of five. In 1973, he graduated from the Emīls Dārziņš Music School (class of I. Abramiss). From 1973 to 1978, he studied at the Latvian Conservatory under Professor V. Sturestep.

During his studies, Pertzovsky performed with the Riga Chamber Orchestra and the Latvian State Symphony Orchestra. In 1979, he emigrated to Canada and immediately joined the Toronto Symphony Orchestra under the baton of Maestro Andrew Davis. He also performs with several chamber ensembles.

He plays a violin crafted in 1695 by Giovanni Grancino in Milan.