What is the largest sorority? There are two main ways for ranking sororities by size. You can look at their overall membership or their number of chapters active on college campuses. The largest sorority by membership is Chi Omega, also called “Chi O,” and the largest sorority by active chapters is Alpha Omicron Pi, or “A O Pi” for short.
The celebration included a float in the annual Rose Parade festivities in Pasadena, CA, a major media gathering in New York City, a Hollywood Gala, the National Convention, a continuation of nationwide public service and a renewal of binding sisterhood among the members of Delta Sigma Theta Sorority, Incorporated.
The oldest sorority of the Divine Nine—the historically black sororities and fraternities that make up the National Pan-Hellenic Council—Alpha Kappa Alpha was born in 1908 at Howard University as the first Greek letter sorority founded by African-American college-educated women.
The largest sorority in the National Panhellenic Conference (based on number of initiates), Chi Omega has more than 345,000 initiated members, 180 collegiate chapters, and 243 alumnae chapters. Founded in 1895 at the University of Arkansas, Chi Omega's popularity extends to celebrities, as well; famous alums include Lucy Liu, Sela Ward, and Joanne Woodward.
Alpha Delta Pi (ΑΔΠ or ADPi) is a National Panhellenic sorority founded on May 15, 1851 at Wesleyan College in Macon, Georgia. Alpha Delta Pi is a member of the National Panhellenic Conference, which is the governing council of the 26 member sororities.
Delta Gamma. Delta Gamma (δγ) is one of the oldest and largest women's sororities in the United States and Canada, with over 230,000 members worldwide. It has 150 collegiate chapters in the United States and Canada and 131 alumnae chapters. The organization's executive office is in Columbus, Ohio.
Today, Alpha Omicron Pi is an international women's fraternity, with 212 collegiate chapters (active and inactive combined) and 320 alumnae chapters in Canada and the U.S.A. Its international headquarters is located in Brentwood, Tennessee, and it is a member group of the National Panhellenic Conference, which is the governing council of the 26 member women's fraternities and sororities.
Alpha Gamma Delta has the most active chapters of any sorority in Canada  and has the second highest number of chapters in the United States . It is one of two sororities with a National Panhellenic chapter in the state of Hawaii.
Founded on January 10, 1899, Tau Kappa Epsilon is one of the largest collegiate men’s social fraternities in North America with over 272,000 initiated members and 232 active chapters and colonies. TKE’s mission is to aid men in their mental, moral and social development for life.
The fraternity was founded on June 28, 1855, at Miami University in Oxford, Ohio, by members who split from the Delta Kappa Epsilon fraternity. Sigma Chi is divided into six operational entities: the Sigma Chi Fraternity, the Sigma Chi Foundation, the Sigma Chi Canadian Foundation, the Risk Management Foundation, Constantine Capital Inc., and Blue and Gold Travel Services.
Mission & Vision Each entity of Sigma Alpha Epsilon operates under its own mission, and each board of directors maintains that mission through a vision or plan. The Fraternity's mission is advancing the highest standards of friendship, scholarship, leadership and service for our members throughout life.
Sigma Phi Epsilon was founded in 1901 on the campus of Richmond College (now called the University of Richmond) in Richmond, Va. The story of its founding by 12 determined men set the stage for the growth and success of one of the country’s premier fraternal organizations.
PHI KAPPA THETA. Mission: Actively develops men to be effective leaders who passionately serve society, Fraternity and God. Established at USD: 1906 2017 Spring GPA Average: 2.860. PI KAPPA ALPHA. Mission: Dedicated to developing men of integrity, intellect, and high moral character and to fostering a truly lifelong fraternal experience.
On twenty-one campuses, chapters of both Lambda Chi Alpha and Theta Kappa Nu existed. In those cases, the chapter of Lambda Chi Alpha kept its original designation, and the letter which would have been assigned to the chapter of Theta Kappa Nu was permanently retired.
Lambda Theta Alpha Latin Sorority, Inc. Omega Psi Phi Fraternity, Inc. Sigma Nu: Gamma Phi Beta: Phi Beta Sigma Fraternity, Inc. Lambda Theta Phi Latin Fraternity, Inc. Delta Chi: Sigma Phi Epsilon: Kappa Delta: Sigma Gamma Rho Sorority, Inc. Lambda Upsilon Lambda Fraternity, Inc. Delta Tau Delta: Sigma Pi: Sigma Delta Tau: Zeta Phi Beta Sorority, Inc.