Chum may refer to:

  • Chum, a Social Network, is a unique Social networking service to find a virtual friend or Chum.
  • Chum salmon, a kind of salmon (Oncorhynchus keta), native to the northern Pacific and adjacent waterways
  • Chum (tent), a nomadic tent, of the Yamal-Nenets reindeer herders in Western Siberia
  • Chumming - a bait (luring substance) for fish, including sharks
  • Chums (paper), a British boys newspaper published from 1892–1941
  • Chums Scout Patrols, early Scouting groups started through the Chum paper
  • Chums, a segment on the TV series SMTV Live, parodying the American sitcom Friends
  • Chum, the old German name of the Italian city Como
  • The Chum Bucket, a fictional restaurant on the animated television series SpongeBob SquarePants
  • CHUM Limited, a defunct Canadian media company (now owned by Bell Media)
  • CHUM Radio, a Canadian radio broadcasting company (now owned by Bell Media as Bell Media Radio)
  • 1050 CHUM (AM), a Toronto radio station
  • 104.5 CHUM-FM, a Toronto radio station
  • Centre hospitalier de l’Université de Montréal, a university hospital network in Montreal