Helena of Schleswig-Holstein nació el 25 de mayo de 1846 en Westminster, Londres, Inglaterra. Estuvo casada con Prince Christian. Murió el 9 de junio de 1923 en Londres, Inglaterra.
Helena was a lively and outspoken child, and reacted against brotherly teasing by punching the bully on the nose. Her early talents included drawing. Lady Augusta Stanley, a lady-in-waiting to the Queen, commented favourably on the three-year-old Helena's artwork.