William Bourchier, Viscount Bourchier Peerage person ID=107437 (d. 1471) Parents Isabel of Cambridge, Countess of Essex Henry Bourchier, 1st Earl of Essex Children Cecily Bourchier Henry Bourchier, 2nd Earl of Essex Siblings John Bourchier, 6th Baron Ferrers of Groby Sir Edward Bourchier Thomas Bourchier Humphrey Bourchier Henry Bourchier Fulk Bourchier Hugh Bourchier Isabella Bourchier Florence Bourchier Edward Bourchier Partners Isobel de Vere Anne Woodville