Mary O'Brien

Peerage person ID=19325 (b. 1620)

Parents

• Ellen FitzGerald
• Dermod O'Brien, 5th Baron Inchiquin

Children

• Elizabeth Boyle
• Murrough Boyle, 1st Viscount Blesington
• Honora Boyle
• Eleanor Boyle

Siblings

• Henry O'Brien
• Honora O'Brien
• Christopher O'Brien
• Murrough O'Brien, 1st Earl of Inchiquin

Partners

• Michael Boyle