Whitecaps may refer to:

  • Las Gorras Blancas, a 19th-century group who believed in Mexican reclamation of land taken by the United States
  • Ocean surface waves, which create "whitecaps" of bubbles and streaks on their breaking crests
  • Minnesota Whitecaps, an American women's ice hockey team
  • Vancouver Whitecaps (disambiguation), the name of current and former Canadian soccer clubs from Vancouver
  • Vigilante organizations like the late 19th century Indiana White Caps
  • West Michigan Whitecaps, an American minor league baseball team
  • "Whitecap", a product by and the former name of SoundSpectrum, a music visualization software company
  • Whitecapping, a violent lawless movement in late 19th to early 20th century America
  • "Whitecaps" (The Sopranos), an episode of the television series The Sopranos