Groen is a Belgian political party.

Groen or de Groen is a surname of Dutch origin, meaning green. The name might refer to:

  • Annemarie Groen (b. 1955), Dutch Olympic swimmer
  • Bert Groen (contemporary), Dutch politician
  • Els de Groen (b. 1949), Dutch politician and Member of the European Parliament
  • Lou Groen (contemporary), American restaurateur, inventor of the Filet-O-Fish sandwich
  • Richard de Groen (b. 1962), New Zealand cricketer
  • Sander Groen (b. 1968), Dutch professional tennis player
  • Sara Groen (b. 1981), Australian actress and television presenter