The artist is Bryullov
Alexandra Nikolaevna (June 24, 1825, Tsarskoye Selo − August 10, 1844, Tsarskoye Selo) − Grand Duchess, youngest daughter of Nicholas I and his wife Alexandra Fedorovna, named after her aunt by the father of Alexandra Pavlovna. Was a favorite of her father, was famous for her beauty and a slight character. January 16/28, 1844 married Friedrich Wilhelm, Prince of Hesse-Kasselsky.
The 400th anniversary of the Romanov house. SPb, 2013. With. 109.
Alexandra Nikolaevna (1825–1844) – Grand Duchess, youngest daughter of the Grand Duke, then the Imperial couple Nikolai Pavlovich and Alexandra Fedorovna. Named after the father of the father of Alexandra Pavlovna. Was a favorite of her father, was famous for her beauty and light character. Since January 1844-Princess of Hesse-Kasselskaya, wife of Prince Friedrich Wilhelm Hesse-Kasselsky (1820–1867). In July 1844, the spouses had a son Wilhelm, who lived only two days. The next day, Alexandra Nikolaevna died.
Was previously considered a portrait of Ulyana Smirnova (see.: Masterpiece of Karl Bryullov. A new definition of the character. SPb: timing, 2018).
Nicholas I. SPb, 2018. With. 99.