Sir Geoffrey Washington Trevelyan, 5th Bt.

Parents

• Mary Katharine Bell
• Sir Charles Trevelyan, 3rd Baronet

Children

Siblings

• Sir George Trevelyan, 4th Baronet
• Florence Patricia Trevelyan
• Marjorie Trevelyan
• Katharine Trevelyan
• Hugh Patrick Trevelyan
• Pauline Trevelyan