John Henry Blennerhassett (died 1841) (d. 1841) Parents Mary Poujade Henry Blennerhassett Children Anna Sarah Blennerhassett Henrietta Blennerhassett Jemima Blennerhassett Mary Blennerhassett Henry Blennerhassett Anne Blennerhassett Elizabeth Montgomery Blennerhassett Veronica Montgomerie Blennerhassett Catherine Blennerhassett Partners Elizabeth O'Connell Veronica Montgomery