Grace Wyvill Peerage person ID=530899 Parents Sir Marmaduke Wyvill, 2nd Baronet Isabell Gascoigne Children John Witham, of Cliffe Hall Ann Witham Dr. Marmaduke Witham, of Preston Hall Siblings Olive Wyvill Sir Christopher Wyvill, 3rd Baronet Anne Wyvill Isabel Wyvill Mary Wyvill Isabel Wyvill Partners George Witham