Helen Blackwood, Baroness Dufferin and Claneboye

Helen Selina Blackwood, Baroness Dufferin and Claneboye (née Sheridan, 18 January 1807 – 13 June 1867), later Countess of Gifford, was an Irish songwriter, composer, poet, and author. Admired for her wit and literary talents, she was a well-known figure in London society of the mid-19th century.