Maria wa Urusi (kwa Kirusi: Мария Николаевна Романова, Maria Nikolaevna Romanova; St. Petersburg, 26 Juni 1899 – Yekaterinburg 17 Julai 1918) alikuwa mtoto wa tatu wa kaisari Nikola II wa Urusi na wa Alexandra Fyodorovna of Hesse. Familia yao nzima iliuawa na Wakomunisti. Kwa sababu hiyo wote wanaheshimiwa na Waorthodoksi kama watakatifu wafiadini. Watakatifu wa Agano la Kale Orodha ya Watakatifu Wakristo Orodha ya Watakatifu wa Afrika Orodha ya Watakatifu Wafransisko Shevchenko, Maxim (2000). The Glorification of the Royal Family. Nezavisimaya Gazeta. Jalada kutoka ya awali juu ya August 24, 2005. Iliwekwa mnamo December 10, 2006. Bokhanov, Alexander, Knodt, Dr. Manfred, Oustimenko, Vladimir, Peregudova, Zinaida, and Tyutyunnik, Lyubov (1993). The Romanovs: Love, Power, and Tragedy. Leppi Publications. ISBN|0-9521644-0-X Christopher, Peter, Kurth, Peter, and Radzinsky, Edvard (1995) Tsar: The Lost World of Nicholas and Alexandra. Little Brown and Co. ISBN|0-316-50787-3 King, Greg and Wilson, Penny (2003) The Fate of the Romanovs. John Wiley and Sons, Inc. ISBN|0-471-20768-3 Klier, John and Mingay, Helen (1995).