Schereschewsky, also spelled as Scherschewsky or Scherschewski (), is a surname, a German-language respelling of the Polish Jewish surname Szereszewski. Notable people with this surname include:
Judah Idel Scherschewsky (1804–1866), Lithuanian Talmudist Samuel Isaac Joseph Schereschewsky (1831–1906), Lithuanian-born Anglican bishop Zebi Hirsch Scherschewski (1840–1909), Hebrew-language writer