opera singer (b. 1876) February 12 – Hassan al-Banna, Egyptian founder of the Muslim Brotherhood (b. 1906) (assassinated) February 14 – Fernand Desprès, French shoemaker, anarchist, journalist and activist (b. 1879) February 15 Charles L. Bartholomew, American cartoonist (b. 1869) Patricia Ryan, British-born American actress (b. 1921) February 16 – Umberto Brunelleschi, Italian artist (b. 1879) February 18 – Niceto Alcalá-Zamora, Spanish lawyer, politician and 6th President of Spain (b. 1877) February 19 – Fidelio Ponce de León, Cuban painter (b. 1895) February 21 – Tan Malaka, Indonesian teacher, philosopher, founder of Struggle Union and Murba Party, guerilla and fighter (b. 1897) February 22 – Félix d'Herelle, French-Canadian microbiologist (b. 1873) February 25 – Juan Sinforiano Bogarín, Paraguayan clergyman, Roman Catholic archbishop (b. 1863) March March 2 – Sarojini Naidu, Indian independence activist, poet (b. 1879) March 3 – Carrie Ashton Johnson, American editor, author (b. 1863) March 4 – James Rowland Angell, American psychologist and educator (b. 1869) March 7 – Bradbury Robinson, American who threw the first forward pass in American football history (b. 1884) March 9 – Prince Philip of Bourbon-Two Sicilies (b. 1885) March 10 – Alphonse Hustache, French entomologist (b. 1872) March 11 Anastasios Charalambis, Greek general, interim Prime Minister of Greece (b. 1862) Henri Giraud, French general (b. 1879) Joan Lamote de Grignon, Spanish pianist, composer (b. 1872) March 12 – August Bier, German surgeon (b. 1861) March 15 – Gheorghe Brăescu, Romanian writer (b. 1871) March 16 – Leyland Hodgson, British-born American actor (b. 1892) March 17 – Felix Bressart, German-born American actor (b. 1892) March 19 – Sir James Somerville, British admiral (b. 1882) March 25 Prince August Wilhelm of Prussia (b. 1887) Jack Kapp, president of the U.S. branch of Decca Records (b. 1901) March 27 Elisheva Bikhovski, Soviet-born Israeli poet, writer and translator (b. 1888) March 28 Alecu Constantinescu, Romanian trade unionist, journalist and militant (b. 1872) Grigoraș Dinicu, Romanian composer (b. 1889) March 29 Inabata Katsutaro, Japanese industrialist, pioneer (b. 1862) Helen Homans, American tennis player (b. 1877) March 30 Friedrich Bergius, German chemist, Nobel Prize laureate (b. 1884) Prince Harald of Denmark (b. 1876) April April 1 – Evelyn Owen, Australian gun designer (b. 1915) April 2 George Graves, British comic actor (b. 1876) Chandra Mohan, Indian actor (b. 1906) Francesco Pasinetti, Italian director, screenwriter (b. 1911) April 5 – Hugh Allan, Canadian politician (b. 1865) April 6