Kuklos Adelphon (also known as Kappa Alpha or ΚΑ) was an American social fraternity founded at the University of North Carolina in 1812.

[1][2] The organization expanded throughout the Southern United States, not only on college campuses but also in cities where alumni settled.

[4] Kuklos Adelphon expanded throughout the Southern United States, not only on college campuses but also in cities where alumni settled.

[2][6] The fraternity's name is derived from Ancient Greek Κύκλος Ἀδελφών, meaning "Circle of Brothers."

Its motto was "Nil ego contulerim sanus jucundo amico" or "Nothing can I prefer, when sane, to a companionable friend", which is a quote from the poet Horace.

[11] In disagreement, Albert Stevens in his Cyclopaedia of Fraternities (1907), a more contemporary reference document to the date for the founding, declares the Klan took portions from the initiation ceremony of the Sons of Malta and leaves absent the name "Kuklos Adelphon.