Bielawski ( ; feminine: Bielawska; plural: Bielawscy) is the surname of a Polish noble family originating from Bielawa, Masovian Voivodeship. The family bore the Jelita coat of arms. The same family confirmed nobility in the Russian Empire in Vilnius (Wilno), where it used the Jastrzębiec coat of arms. In Russia this surname is transliterated as Belyavsky (, masculine) or Belyavskaya (feminine). People Aleksandr Belyavsky (disambiguation) – several people Christopher Bielawski (born 1973), researcher in synthesis and polymer chemistry David Belyavskiy (born 1992), Russian artistic gymnast Edmund Bielawski, Polish-Brazilian explorer Józef Bielawski (1910–1997), Polish Arabist Maciej Zaremba Bielawski (born 1951), Polish-Swedish journalist and author Sergey Belyavsky (1883–1953), Russian astronomer Other Mount Bielawski in California Polish-language surnames