Horace Osborne St. John-Mildmay

(1817-1866) (1817–1866)

Parents

• Harriet Bouverie
• Sir Henry St John-Mildmay, 4th Baronet

Children

• Edward Stephen St. John-Mildmay

Siblings

• Lady Mary Anne Primrose
• Lady Harriet Primrose
• Augustus Fitzwalter St. John-Mildmay
• Edmond St John-Mildmay
• Bouverie Francis Primrose
• Archibald Primrose, Lord Dalmeny
• Sir Henry St John-Mildmay, 5th Baronet

Partners

• Jane Dornbach