YC

YC or yC may refer to:

Arts and entertainment:

• Yellowcard, an American pop-rock band
• Yellow Claw, Dutch DJ-Duo
• Yung Chris, rapper
• Yury G. Chernavsky (born 1947), a Russian-American producer, composer and songwriter

Businesses and organizations:

• Y Combinator (company), a seed-stage startup funding firm
• Yale College, the liberal arts college of Yale University
• Youth Conference (Christian), an annual Christian conference
• Youth Conference (Hong Kong), a youth conference in Hong Kong

Places:

• Yakima County, Washington
• Yellowstone Club, a private ski community in Big Sky, Montana, US
• Yuba City, California

Science and technology:

• S-Video (Y/C), a signaling standard for standard definition video
• Yottacoulomb, an SI unit of electric charge
• Yoctocoulomb, another SI unit of electric charge

Military

• YC, the United States Navy hull classification symbol for "open lighter"