List of Sigma Pi members

Following is a list of notable members of Sigma Pi.

Founders

 * Rolin Roscoe James – (October 16, 1879 – February 4, 1953) Graduated from Vincennes University in 1899 before earning his A.B. degree from Earlham College in 1902. Studied law at Harvard Law School before becoming an attorney.
 * James Thompson Kingsbury – (January 8, 1877 to October 1, 1950) Graduated from Vincennes University in 1897 and received his law degree from the University of Illinois in 1902. Practiced law in Bisbee, Arizona.
 * William Raper Kennedy – (November 22, 1877 – December 5, 1944) Graduated from Vincennes University in 1897 and served in the Spanish–American War. Was in almost continuous military service for the rest of his life, rising from private to lieutenant colonel. He was a member of the faculty at Culver Military Academy from 1905 to 1944.
 * George Martin Patterson – (November 7, 1877 – April 7, 1960) Graduated from Vincennes University in 1897. Became the Deputy Recorder for Knox County, Indiana for six years before becoming a farmer.