Pi Beta Phi, Often Known Simply As Pi Phi, Is An International Women's Fraternity Founded At Monmouth College, In Monmouth, Illinois On April 28, 1867, As I. C. Sorosis, The First National Secret College Society Of Women To Be Modeled After The Men's Greek-letter Fraternity. As A Member Of Pi Beta Phi, Showcasing Your Sorority Pride Through Merchandise Is Important. Buy Pi Beta Phi Merch Here! #pibetaphimerch #pibetaphimerchandise