Milica married Petr Nikolaievich Romanov on 26 July 1889 in St Petersburg, Russian Empire. Petr (son of Nicholas Nicholaievitch Romanov and Alexandra Friederike Wilhelmine von Holstein-Gottorp) was born on 10 Jan 1864 in St Petersburg, Russia; died in 1931 in Antibes, Alpes-Maritimes, Provence-Alpes-Cote d'Azur, France. [Group Sheet] [Family Chart]

1. Marina Petrovna Romanov (maid. name Princess of Russia) was born on 11 March 1892 in Nice, Alpes-Maritimes, Provence-Alpes-Cote d'Azur, France; died on 15 May 1981 in Six-Fours-les-Plages, Var, Provence-Alpes-Cote d'Azur, France.
2. Roman Petrovich Romanov (maid. name Prince of Russia) was born on 17 October 1896 in Peterhof Palace, Saint Petersburg, Russian Empire; died on 23 October 1978 in Rome, Roma, Lazio, Italy.
3. Sofia Petrovna Romanov (maid. name Princess of Russia) was born on 3 March 1898 in Dulber, Crimea, Russian Empire; died on 3 March 1898 in Dulber, Crimea, Russian Empire.
4. Nadejda Petrovna Romanov (maid. name Princess of Russia) was born on 3 March 1898 in Dulber, Crimea, Russian Empire; died on 21 April 1988 in Chantilly, Oise, Picardie, France.