John de Vere, 12th Earl of Oxford English noble (1408–1462) Parents Alice Sergeaux Richard de Vere, 11th Earl of Oxford Children Joane de Vere Aubrey de Vere Sir George de Vere Sir Thomas de Vere John de Vere, 13th Earl of Oxford Sir Richard de Vere Mary de Vere Elizabeth de Vere Isobel de Vere Siblings Sir Robert de Vere Partners Elizabeth Howard