The Russian painter Karl Pavlovich Bruloff painted a portrait of Elena Pavlovna, the wife of Grand Duke Michael Pavlovich.
Portrait of Grand Duchess Elena Pavlovna - Karl Pavlovich Brulloff - The Athenaeum (http://www.the-athenaeum.org/art/detail.php?ID=36091)
Grand Duchess Elena was originally Princess Charlotte of Wurttemberg. Her father was Prince Paul of Wurttemberg. Her mother was Princess Charlotte of Saxe-Hildburghausen.