Rapin may refer to:

  • Claude Rapin (born 19??), an archaeologist specialising in Central Asian studies
  • Daniel Rapin (1799–1882), a Swiss botanist
  • Henri Rapin (1873-1939), a French painter, illustrator and interior designer
  • Nicolas Rapin (1535–1608), a French magistrate, royal officer, translator, poet and satirist
  • René Rapin (1621–1687), a French Jesuit and writer
  • Paul de Rapin (1661–1725), a French historian writing under English patronage
  • Rąpin, a village in Poland