Mary Cathcart

Parents

• Charles Cathcart, 9th Lord Cathcart
• Jean Cathcart

Children

Siblings

• William Cathcart, 1st Earl Cathcart
• Jane Cathcart
• Louisa Murray, 2nd Countess of Mansfield
• Archibald Hamilton Cathcart
• Charles Cathcart

Partners

• Thomas Graham, 1st Baron Lynedoch