​Trinity College and the Inter-Greek Council recognizes fifteen Greek letter organizations. In addition to NPC, NIC, and NALFO organizations, several co-ed societies and local groups offer an opportunity for students to find their best fit within the Greek system.

Co-ed Societies

Cleo Society of AX 

The Cleo Literary Society was founded as originally as DKE in 1877 at Trinity College. Cleo, named after Clio, muse of history and wisdom, was founded as an independent local literary society and social alternative to the other fraternity houses that existed at the time.

President: Pedro Bonilla '19

​St. Anthony Hall 

The Epsilon chapter of Saint Anthony Hall has been in continuous existence since 1850, and has been a coeducational institution since 1985 providing students of Trinity College the opportunity to explore, learn and grow beyond the walls of the classroom.

President: Jack Engelberger '20

Local Sororities

IVY Society 

The purpose of the Ivy Society shall be to establish an eternal circle of friends among its members, to help them to allow each other to grow to their fullest potential, to develop sound values and enhance self-esteem, and to strengthen their academic and personal lives.

President: Avery Stern '20

The Stella Society

The Stella Society promotes integrity, character, leadership, and sisterhood, through involvement in and service to the campus and community. Members dedicate themselves to the betterment of Trinity college and  support one another in life long achievement. ​

President: Alejandra Pardos Lopez-Blanco '20

Zeta Omega Eta 

Zeta Omega Eta is a non-traditional, co-educational, feminist sorority devoted to diversity, inclusiveness, sisterhood, community service, and the advancement of feminist ideals. Through their work  Zetas seek to redefine what it means to be a feminist and to be a Greek sibling.

President: TBD


National Association of Latino Fraternal Organizations

Latino America Unida, Lambda Alpha Upsilon Fraternity, Inc. 

Our mission is to build a network of professionals that promotes brotherhood, scholarship and service to the community.The brotherhood serves the community by sponsoring events which aide those in need, promoting cultural awareness, and enriching the collegiate environment.

President: Jerry Rodriguez '20

Lambda Pi Upsilon,  Latinas Poderosas Unidas Sorority, Inc

Lambda Pi Upsilon seeks to  empower ourselves as  women through learning about each of our varied cultures, and to help the underprivileged members of the American Society through positive, political, and social actions within our communities, and the greater global community. 

 President: Daishly Diaz, '21 

National Interfraternal Conference​

Alpha Chi Rho

Alpha Chi Rho is a national men's collegiate fraternity whose purpose is to enhance the lifelong intellectual, moral and social development of our members through the guidance of our Landmarks.

President: Alex Wukovit '20

Alpha Delta Phi

The mission of the Alpha Delta Phi Fraternity is to provide a comprehensive and positive personal growth experience for all undergraduate and alumni brothers: social, ethical, leadership, scholastic, community service, and literary.

President: Courtland Boyle '20

Alpha Epsilon Pi

Alpha Epsilon Pi was founded to provide opportunities for the Jewish college man seeking the best possible college and fraternity experience.

President: Julian Laird '20

Kappa Sigma

Striving for excellence in Fellowship, Leadership, Scholarship and Service produces Brothers who are involved in all aspects of campus life; who excel academically as students and professionally upon graduation; who develop lifelong bonds with those around them and who support those peers; and who serve their colleges and communities.

President: Reed Garvey '20

Pi Kappa Alpha

Pi Kappa Alpha will set the standard of integrity, intellect, and achievement for our members, host institutions, and the communities in which we live.

President: Alex Wolfson '19

Psi Upsilon

United in friendship, Psi Upsilon members aspire to moral, intellectual and social excellence in themselves as they seek to inspire these values in society.

President: Alex Herbst '20

National Panhellenic Conference

Alpha Chi Omega

Alpha Chi Omega is a national women’s organization founded in 1885 with over 260,000 initiated members. We help women find sisterhood, courage, confidence and a sense of purpose. With Alpha Chi Omega, you get an organization built by and for real, strong women.

President: Carin Colebaugh '20

Kappa Kappa Gamma​​​

Kappa Kappa Gamma is an organization of women, which seeks for every member throughout her life bonds of friendship, mutual support, opportunities for self-growth, respect for intellectual development, and an understanding of and an allegiance to positive ethical principles.

President: Cat MacLennan '20