YC may refer to:

  • S-Video
  • Y Combinator (company), a seed-stage startup funding firm
  • Yacht Club
  • Yury G. Chernavsky (Born March 17, 1947, Tambov, USSR), a Russian-American producer, composer and songwriter
  • Youth Conference (Christian), an annual Christian conference
  • Youth Conference (Hong Kong), a youth conference in Hong Kong
  • An army 'Yellow Comet' in the game Advance Wars, by Nintendo and Intelligent Systems
  • Yellowcard, an American pop-rock band
  • Yellowstone Club, a Big Sky, MT private ski community.
  • Yuba City, California
  • Yahoo chat
  • Yahoo! Calendar
  • Yung Chris, a rapper
  • Yakima County, Washington