George Julian Campbell Sumner

(born 1866) (b. 1866)

Parents

• Mary Le Couteur
• John Maunoir Sumner

Children

• George Musgrave Sumner
• Dorothy Mary Sumner

Siblings

• Henry John Lecouteur Sumner
• Charles Maunoir Sumner
• Robert Algernon Sumner
• Emily A. Sumner

Partners

• Blanche Evelyn Napper