Lady Hermione Catherine Helen Hamilton-Temple-Blackwood (1869-1960) (1869–1960) Parents Frederick Hamilton-Temple-Blackwood, 1st Marquess of Dufferin and Ava Hariot Hamilton-Temple-Blackwood, Marchioness of Dufferin and Ava Children Siblings Basil Temple Blackwood Frederick Hamilton-Temple-Blackwood, 3rd Marquess of Dufferin and Ava Helen Ferguson, Viscountess Novar Archibald Hamilton-Temple-Blackwood, Earl of Ava Lady Victoria Hamilton-Temple-Blackwood Terence Hamilton-Temple-Blackwood, 2nd Marquess of Dufferin and Ava