Osip (; ), also spelled Ossip or Osyp, is a Russian and Ukrainian male given name, a variant of the name Joseph. Notable people with the name include:

• Osip Abdulov (1900–1953), Soviet actor

• Osip Aptekman, Russian revolutionary

• Ossip Bernstein (1882–1962), Ukrainian-French chess player

• Osip Bilchansky (1858–1879), Russian terrorist hanged for using a gun to resist arrest

• Osip Bodyansky (1808–1877), Russian Imperial Slavist of Ukrainian Cossack descent

• Osip Braz (1873–1936), Russian-Jewish realist painter

• Osip Brik, Russian writer and literary critic, a futurist

• Osip Dymov (writer), pseudonym for Yosif (Osip) Isidorovich Perelman (1878-1959), Russian writer

• Osip Gelfond (1868–1942), Russian physician and Marxist philosopher

• Osip Komissarov, hatter's apprentice famous for thwarting the assassination of Alexander II of Russia

• Osip Kozodavlev (1754–1819), Russian statesman, politician and Minister of the Interior

• Osyp Kurylas (1870–1951), Ukrainian painter

• Osyp Lebedowicz, American Magic: The Gathering player

• Osip Mikhailovich Lerner (1847–1907), also known as Y. Y. (Yosef Yehuda) Lerner, a 19th-century Russian Jewish intellectual, writer and critic

• Osyp Makovei (1867–1925), Ukrainian writer and translator

• Osip Mandelstam, Russian poet

• Osip Minor (1861–1932), Russian revolutionary and member of the Socialist-Revolutionary Party

• Osip Notovich, Russian author, journalist and publisher

• Osip Petrov (1806–1878), Russian operatic bass-baritone

• Osip Piatnitsky (1882–1938), Russian revolutionary

• Osip Senkovsky, Polish-Russian journalist

• Osip Sorokhtei (1890–1941), Ukrainian painter, graphic artist, caricaturist and art teacher

• Osip Startsev (17th century – not earlier than 1714), Russian architect

• Osyp Shpytko, Ukrainian and Brazilian writer

• Osip Ivanovich Somov (1815–1876), Russian mathematician

• Osyp Turiansky (1880–1933), Ukrainian writer

• Osip Yermansky (1867–1941), Russian economist

See also

• oSIP, a free software library for VoIP applications implementing lower layers of Session Initiation Protocol (SIP)

• Osip Dymov, central fictional character in the classic Russian story "The Grasshopper" (1892) by Anton Chekhov

• Osipov / Osipova (feminine) / Ossipoff

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