Fraternities and sororities at Carnegie Mellon University

The Greek tradition at Carnegie Mellon University began 104 years ago with the founding of the first fraternity on campus, Theta Xi, in 1912. During the spring semester of 2015, the Greek community consisted of 27 active fraternities and sororities: 6 Panhellenic sororities; 23 Interfraternity Council fraternities; 2 Asian American groups "(1 fraternity and 1 sorority)"; 3 National Pan-Hellenic (historically African American) chapters represented on campus (1 fraternity and 2 sororities); 1 Music Fraternity for Women, and 1 Professional Business fraternity.

Current Interfraternity Council fraternities: Alpha Epsilon Pi Alpha Sigma Phi Delta Tau Delta Delta Upsilon Kappa Sigma Pi Kappa Alpha Phi Delta Theta Sigma Alpha Epsilon Sigma Nu Sigma Phi Epsilon Sigma Chi Sigma Tau Gamma Triangle Current Professional fraternities: Alpha Kappa Psi Sigma Alpha Iota

Current Panhellenic sororities: Alpha Chi Omega Alpha Phi Delta Delta Delta Delta Gamma Kappa Alpha Theta Kappa Kappa Gamma Current Pan-Hellenic Chapters (Historically African-American): Alpha Kappa Alpha Alpha Phi Alpha Delta Sigma Theta Kappa Alpha Psi Current Multicultural Greek Council fraternities and sororities: Alpha Kappa Delta Phi Lambda Phi Epsilon Current Service fraternities: Alpha Phi Omega