Murrough O'Brien, 4th Baron Inchiquin

Irish Baron (1562–1597)

Parents

• Margaret Cusack
• Murrough McDermot O'Brien, 3rd Baron Inchiquin

Children

• Dermod O'Brien, 5th Baron Inchiquin

Siblings

• Slany O'Brien

Partners

• Mabel Nugent
• Margaret Cusack