Sigma Chi International Fraternity
- Webpages: Facebook | National | Instagram | X | CatLife I Chapter
- Nicknames: Sig, Sigs, Sigma Chis. Do not refer to us as Sig Chi, or Sig Chis
- Founded: Miami University, June 28 1855
- Installed at UC Merced: March 14, 2009
- Philanthropy: Huntsman Cancer Institute
- Symbols: White Cross and Norman Shield
- Values: Friendship, Justice, Learning
- Motto: In Hoc Signo Vinces
- Flower: White Rose
- Colors: Blue and Old Gold
- If you are interested in joining, email ucmsigmachi.consul@gmail.com
