John Spencer Trevelyan (1866-1943) (1866–1943) Parents Thornton Roger Trevelyan Dobree Wilkinson Fraser Children John Thornton Trevelyan Caroline Nora Constantia Trevelyan Roger de Thornton Trevelyan Siblings Walter Raleigh Trevelyan Freeman Blackett Thornton Trevelyan Lilian Elizabeth Margaret Trevelyan George Alfred Thornton Trevelyan Roger de Thornton Trevelyan Partners Eleanor Margaret Mortimer