Lord Charles Churchill (1690-1692) (1690–1692) Parents John Churchill, 1st Duke of Marlborough Sarah Churchill, Duchess of Marlborough Children Siblings Barbara FitzRoy Henrietta Churchill, 2nd Duchess of Marlborough Elizabeth Churchill, Countess of Bridgewater Mary Churchill, Duchess of Montagu Harriet Churchill John Churchill, Marquess of Blandford Anne Churchill, Countess of Sunderland