Lady Mary Cecil Peerage person ID=205537 (1573–1637) Parents Thomas Cecil, 1st Earl of Exeter Dorothy Neville Children Lady Honora Denny Siblings Richard Cecil Edward Cecil, 1st Viscount Wimbledon Thomas Cecil Lady Frances Cecil Elizabeth Hatton William Cecil, 2nd Earl of Exeter Susan Cecil Lady Lucy Cecil Catherine Cecil Lady Dorothy Cecil Georgiana Cecil Christopher Cecil Lady Mildred Cecil Partners Edward Denny, 1st Earl of Norwich