List of LGBT and LGBT-friendly fraternities and sororities

This is a list of LGBT and LGBT-friendly fraternities and sororities. Such groups have existed since the 1980s, with Delta Phi Upsilon being established in 1985 and Delta Lambda Phi in 1986. They are intended to provide members with access to Greek life without fear of homophobic reprisal or behavior by fellow members, resulting from a history of homophobia within longer-established organizations. This is not an exhaustive list.
Organizations for women.
Sigma Psi Omicron Sorority, Inc.(Σ Ψ Ο)
-a non-collegiate sorority, empowering those who self-identify as women
Organizations for men.
Note: many national fraternities have specific provisions in their non-discrimination policies that are inclusive of LGBTQ men, and are exclusively marketed to the gay community. Examples of such fraternities include Acacia, Delta Phi Upsilon, Alpha Epsilon Pi, Alpha Sigma Phi, Alpha Phi Delta, Beta Theta Pi, Delta Chi, Delta Upsilon, Theta Xi, Kappa Mu Kappa, Lambda Theta Phi, Lambda Chi Alpha, Nu Delta, Pi Kappa Phi, Sigma Nu, Sigma Phi Epsilon, Sigma Chi, Tau Kappa Epsilon, Phi Gamma Delta, Phi Delta Theta, Phi Kappa Theta, Phi Kappa Tau, Phi Mu Alpha Sinfonia, Phi Mu Delta, Phi Sigma Kappa, Omega Delta Phi, Omega Delta, Zeta Alpha Delta, Nu Delta, and Phi Sigma Phi.
Delta Tau Delta, Tau Kappa Epsilon, Sigma Phi Epsilon, Phi Mu Alpha Sinfonia, Phi Mu Delta, Pi Lambda Phi, and Delta Chi are explicitly inclusive of gay and transgender men.