<P> Although Jesuit schools are not obliged to disassociate from Greek systems, many do, and Georgetown University officially recognizes and funds only one of the many Greek organizations on campus, Alpha Phi Omega, the national co-ed community service fraternity . Despite this, other Greek organizations exist on campus, however, none require members to live in fraternal housing . Additionally, Georgetown University students are affiliated, in some cases, with fraternities at other nearby universities and colleges . </P> <P> Active fraternities at Georgetown include Delta Phi Epsilon, a professional foreign service fraternity and sorority; Alpha Kappa Psi, a professional co-ed business fraternity; Alpha Phi Omega, a national co-ed community service fraternity; Alpha Epsilon Pi, a Jewish social fraternity; and social fraternities Sigma Phi Epsilon, Zeta Psi, and Sigma Alpha Epsilon . Delta Phi Epsilon was founded at Georgetown in 1920, and members of their Alpha Chapter include Jesuits and several deans of the School of Foreign Service . The Delta Phi Epsilon foreign service sorority, founded in 1973, is the only professional sorority active at Georgetown . In October 2013 the first social Greek sorority came to the Georgetown campus with the Eta Tau chapter of Kappa Kappa Gamma, followed by the Theta Iota chapter of Kappa Alpha Theta in the spring of 2014 . Georgetown's chapter of Alpha Epsilon Pi was established in 2002 . Sigma Phi Epsilon chartered its chapter as a general social fraternity in 2007 . The Omega Lambda chapter of professional business fraternity Alpha Kappa Psi replaced Delta Sigma Pi, which lost its charter in 2006 . The Zeta Psi chapter, named Gamma Epsilon, was chartered in March 2009 after a year as a colony . </P> <P> Annual events on campus celebrate Georgetown traditions, culture, alumni, sports, and politics . In late April, Georgetown University celebrates Georgetown Day . Besides the full - day carnival, the day rewards the best professor of the year with the Dorothy Brown Award, as voted by students . Halloween is celebrated with public viewings of alumnus William Peter Blatty's film The Exorcist, which takes place in the neighborhood surrounding the university . </P> <P> Homecoming coincides with a home football game, and festivities such as tailgating and a formal dance are sponsored by the Alumni Association to draw past graduates back to campus . The largest planned sports related celebration is the first basketball practice of the season . Dubbed Midnight Madness, this event introduces the men's and women's basketball teams shortly after midnight on the first day the teams are allowed by NCAA rules to formally practice together . In 2013, Georgetown hosted the east regional finals round of the NCAA Men's Basketball Tournament . </P>

Is georgetown university considered an ivy league school