Facts and Events
Phelim Caoch O'Neill (1517 to 1542) was a Prince of the Cenél nEógain.
The eldest son of King Conn Bacach O'Neill. Conn came from a long line of Ulster kings and was known throughout all the O'Neill provinces as "The O'Neill" or the most supreme among all the O'Neill Lords. Phelim's mother was Lady Alice Fitzgerald, the daughter of Gerald FitzGerald, 8th Earl of Kildare. His father and maternal grandfather were probably the two most powerful men in Ireland in the 1540s.