The Blackwood Baronetcy, of the Navy, was created in the Baronetage of the United Kingdom in 1814 for the Honourable Henry Blackwood, seventh son of Sir John Blackwood, 2nd Baronet and of Dorcas Blackwood, 1st Baroness Dufferin and Claneboye. He was a Vice-Admiral of the Blue in the Royal Navy and was the bearer of despatches announcing the victory of Trafalgar in 1805. As mentioned above his descendant the seventh Baronet succeeded as tenth Baron Dufferin and Claneboye and eleventh Baronet of Killyleagh in 1988.
