Hon. Anna Dorothea Blackwood 8 Feb 1821 - 27 Oct 1862 Parents Hans Blackwood, 3rd Baron Dufferin and Claneboye Children Selina Frances Imogene Ker Siblings William Stear Blackwood Elizabeth Dorcas Blackwood Henrietta Catherine Blackwood Henry Stevenson Blackwood Robert Temple Blackwood Henrietta Blackwood Anna Dorothea Blackwood unknown daughter Blackwood Hans Blackwood Price Blackwood, 4th Baron Dufferin and Claneboye unknown daughter Blackwood