Kuczyński, Kuczynski, Kuchinsky, Kuchinski or Kuchinskiy is a Slavic male surname, which is often used both for males and females in other countries. Its Slavic feminine counterpart is Kuczyńska in Polish, or Kuchinskaya or Kuchinskaia in Russian. It may refer to:
Alex Kuczynski (born 1967), reporter, columnist, authorBert Kuczynski (1920–1997), pitcher and American football tight endChris Korwin-Kuczynski (born 1953), Canadian politicianElena Kuchinskaya (born 1984), Russian racing cyclistJohn Kuczynski (born 1973), American professional darts playerJulius Kuczynski (1914–2000) AKA Pee Wee King, American country music singer/songwriterJürgen Kuczynski (1904–1997), German internationally influential economist, spouse of MargueriteKamil Kuczyński (born 1985), Polish cyclistMarguerite Kuczynski (1904–1998), Economist, social scientist, spouse of JürgenMaxime Hans Kuczynski (1890–1967), German-Peruvian physicianMikhail Kuchinsky (1911–1995), Soviet Air Force lieutenant colonel and Hero of the Soviet UnionNatalia Kuchinskaya (born 1949), Russian artistic gymnastPavel Kuczynski (1846–1897), Polish composerPedro Pablo Kuczynski (born 1938), Peruvian public administrator, economist and politicianRobert René Kuczynski (1876–1947), German-based Jewish economist and demographerValeriy P. Kuchinsky (born 1944), Ukrainian diplomat and politicianUrsula Kuczynski (1907–2000), German author and spy for the Soviet Union