È una discendente di Oliver Cromwell. ###>==Early life==Katharine Lucy Mary Worsley was born at Hovingham Hall, Yorkshire, and was the only daughter of Sir William Arthington Worsley, 4th Bt., and his wife, Joyce Morgan Brunner, daughter of Sir John Brunner, 2nd Baronet and granddaughter of Sir John Brunner, 1st Baronet, the founder of Brunner Mond, which later became ICI (Imperial Chemical Industries).