Matthew O'Neill, 1st Baron Dungannon

Irish peer (1520–1558)

Parents

• Alison Kelly
• Conn O'Neill, 1st Earl of Tyrone

Children

• Brian O'Neill, Baron Dungannon
• Cormac MacBaron O'Neill
• Art MacBaron O'Neill
• Hugh O'Neill, Earl of Tyrone

Siblings

• Shane O'Neill
• Conn O'Neill
• Henry 'Og' O'Neill
• Mary O'Neill
• Phelim Caoch Ó Neill

Partners

• Joan Maguire