Frances Radclyffe British noble woman (1551–1602) Parents Henry Radclyffe, 2nd Earl of Sussex Anne Calthorpe Children Sir Henry Mildmay Anne Mildmay Sir Thomas Mildmay, 1st Baronet Siblings Egremont Radcliffe Henry Radclyffe, 4th Earl of Sussex Thomas Radclyffe, 3rd Earl of Sussex Partners Thomas Mildmay