The Sigma Chapter was established on 02/18/1880 at Davidson College. This chapter is located in Davidson, NC.
- Founder(s): P. B. Hamer, A. B. Calvert
- Charter: February 18, 1880, D. R. Neal Jr.
- Charter Members: William Calhoun Rion, Smilie Alexander Gregg, Edwin Cameron Holt
- Dean Rusk – Initiated 1928 – U.S. Secretary of State
- Edward C. Smith – Initiated 1880 – 15th Knight Commander of Kappa Alpha Order from 1901 to 1912 and 1915 to 1916