Sullivan, Australian-born American director, producer of animated films (b. 1885) February 18 – James J. Corbett, American boxer (b. 1866) February 26 Spottiswoode Aitken, British-American actor (b. 1868) Grand Duke Alexander Mikhailovich of Russia (b. 1866) February 27 – Walter Hiers, American actor (b. 1893) March March 1 – Uładzimir Žyłka, Belarusian poet (b. 1900) March 2 - Thomas J. Walsh, American politician (b. 1859) March 6 Anton Cermak, Mayor of Chicago, Illinois (assassinated) (b. 1873) Cyril R. Jandus, American lawyer and politician (b. 1867) March 10 – Ahmed Sharif as-Senussi, Chief of the Senussi order in Libya (b. 1873) March 13 Andon Dimitrov, Bulgarian revolutionary leader (b. 1867) Robert T. A. Innes, South African astronomer (b. 1861) March 14 Balto, American sled dog (b. 1919) Antonio Garbasso, Italian physicist, politician (b. 1871) March 15 - Gustavo Jiménez, Interim President of Peru (b. 1886) March 18 – Prince Luigi Amedeo, Duke of the Abruzzi, Italian mountaineer, explorer and admiral (b. 1873) March 19 - Erhard Heiden, German Nazi officer and 3rd commander Reichsführer-SS of the Schutzstaffel (b. 1901) March 20 – Giuseppe Zangara, American attempted assassin of Franklin D. Roosevelt (b. 1900) March 26 – Eddie Lang, American musician (b. 1902) March 30 – Dan O'Connor, Canadian prospector (b. 1864) March 31 – Baltasar Brum, 23rd President of Uruguay (b. 1883) April April 1 – Frederic Thesiger, 1st Viscount Chelmsford, British politician and colonial governor, Viceroy of India (b. 1868) April 2 – Ranjitsinhji, Indian cricketer and ruler of Nawanagar. (b. 1872) April 4 – William A. Moffett, U.S. admiral (crash of airship ) (b. 1869) April 7 - Archduke Charles Stephen of Austria (b. 1860) April 15 - Mary Isabella Macleod, North American pioneer (b. 1852) April 17 – Harriet Brooks, Canadian physicist (b. 1876) April 20 - William Courtenay, Canadian actor, director (b. 1875) April 22 Prince Ludwig Philipp of Thurn and Taxis (b. 1901) Sir Henry Royce, English car manufacturer (b. 1863) April 23 – Tim Keefe, American baseball player, MLB Hall of Famer (b. 1857) April 30 – Luis Miguel Sánchez Cerro, 77th Prime Minister of Peru, 48th President of Peru (assassinated) (b. 1889) May May 2 – Leonard Huxley, British writer (b. 1860) May 3 – Frederick Kerr, English actor (b. 1858) May 6 – Li Ching-Yuen, Chinese herbalist, martial artist and tactical advisor May 13 – Ernest Torrence, British actor (b. 1878) May 15