unknown son Petty-FitzMaurice

Parents

• Emily Petty-Fitzmaurice, Marchioness of Lansdowne
• Henry Petty-Fitzmaurice, 4th Marquess of Lansdowne

Children

Siblings

• Lady Emily FitzMaurice
• Henry Petty-Fitzmaurice, 5th Marquess of Lansdowne
• Edmond Fitzmaurice, 1st Baron Fitzmaurice