Anne Cecil, Countess of Oxford English nobility, writer (1556-1588) (1556–1588) Parents Mildred Cooke William Cecil, 1st Baron Burghley Children Susan de Vere, Countess of Montgomery Bridget de Vere, Countess of Berkshire Elizabeth de Vere, Countess of Derby Siblings Elizabeth Cecil Thomas Cecil, 1st Earl of Exeter Robert Cecil, 1st Earl of Salisbury Partners Edward de Vere, 17th Earl of Oxford