Catherine O'Neil Peerage person ID=667372 (b. 1568) Parents Hugh O'Neill, Earl of Tyrone unknown daughter O'Neill Children Felix O'Neille Turlough MacShane O'Neill Siblings Conn O'Neill Shane O'Neill Ellis MacDonnell, Countess of Antrim Henry O'Neill Sarah O'Neill unknown daughter O'Neill Margaret O'Neill Brian O'Neill Hugh O'Neill, 4th Baron of Dungannon Tuathal O'Neill Aedh 'Meirgeach' O'Neill Conn O'Neill Partners Sir Henry O'Neill