Lord Thomas Howard English duke; (1511-1537) (1511–1537) Parents Agnes Howard, Duchess of Norfolk Thomas Howard, 2nd Duke of Norfolk Children Siblings Thomas Howard, 3rd Duke of Norfolk Edward Howard William Howard, 1st Baron Howard of Effingham Elizabeth Boleyn, Countess of Wiltshire Lord Edmund Howard Anne Howard Richard Howard Lady Katharine Howard Lady Dorothy Howard Lady Elizabeth Howard Lady Marcella Howard Partners Margaret Douglas