Marco may refer to:

  • Georg Marco (1863–1923), Romanian chess player of German origin
  • Marco (given name), people with the given name "Marco"
  • 3000 Leagues in Search of Mother, an anime series, in some countries referred to as Marco
  • Marco (Animorphs), one of the six main characters in the book series Animorphs
  • Hurricane Marco (disambiguation), any of three different tropical cyclones in the Atlantic Ocean