Marie Lois Buchanan Cassatt

niece of James Buchanan; niece of Stephen Foster; sister-in-law of Mary Cassatt (1847–1920)

Parents

• Anne Eliza Foster Buchanan
• Edward Young Buchanan

Children

• Robert Kelso Cassatt
• Elsie Foster Cassatt
• Katherine Kelso Cassatt
• Edward B. Cassatt

Partners

• Alexander Cassatt