Walter Trevelyan (died 1819) (1743–1819) Parents Sir George Trevelyan, 3rd Bt. Julia Calverley Children Walter Calverley Trevelyan Raleigh Trevelyan Frances Susanna Trevelyan Julia Anne Trevelyan Walter Blackett Trevelyan Siblings Frances Trevelyan Charlotte Trevelyan Julia Trevelyan Sir John Trevelyan, 4th Baronet Susanna Trevelyan Partners Margaret Hitchens Margaret Thornton