Korobeynikov or Korobeinikov (, from korobeinik meaning peddler) is a Russian masculine surname, its feminine counterpart is Korobeynikova or Korobeinikova. It may refer to:
Larisa Korobeynikova (born 1987), Russian fencer Mikhail Korobeinikov, Russian anti-communist Polina Korobeynikova (born 1996), Russian figure skater Trifon Korobeynikov, 16th-century Russian merchant and traveler
See also Korobeinik (surname)