 For the Yusupov name not to die out, his father (5 October 1856, Saint Petersburg – 10 June 1928, Rome, Italy) was granted the title and the surname of his wife, Princess Zinaida Yusupova upon their marriage, on 4 April 1882 in Saint Petersburg.The Yusupov family, richer than any of the Romanovs, had acquired their wealth generations earlier.It included four palaces in Saint Petersburg, three palaces in Moscow, 37 estates in different parts of Russia (Kursk, Voronezh and Poltava), coal and iron-ore mines, plants and factories, flour mills and oil fields on the Caspian Sea.