Austrian-born German sculptor (b. 1889) February 27 – Helena Concannon, Irish historian, writer, scholar and politician (b. 1878) February 28 - Albert Forster, Gauleiter of Danzig during WW2 executed for war crimes (b. 1902) February 29 – Quo Tai-chi, Chinese diplomat (b. 1888) March March 1 Masao Kume, Japanese playwright, novelist and poet (b. 1891) Gregory La Cava, American film director (b. 1892) March 2 – Ole E. Benson, American politician (b. 1866) March 3 – Antonieta de Barros, Brazilian journalist and politician (b. 1901) March 5 – Sir Charles Sherrington, British physiologist, Nobel Prize laureate (b. 1857) March 7 – Paramahansa Yogananda, Indian guru (b. 1893) March 9 – Alexandra Kollontai, Russian revolutionary (b. 1872) March 12 Hugh Herbert, American actor and comedian (b. 1887) Duke Siegfried August in Bavaria (b. 1876) March 13 – Võ Thị Sáu, Vietnamese schoolgirl (b. 1933) March 18 – Isaak Mazepa, Soviet politician (b. 1884) March 19 – Robert Guérin, French administrator, 1st President of FIFA (b. 1876) March 21 – Andries Jan Pieters, Dutch criminal (b. 1916) March 22 Uncle Dave Macon, American musician (b. 1870) D. S. Senanayake, 1st Prime Minister of Ceylon (b. 1884) March 26 – J.P. McGowan, Australian actor and director (b. 1880) March 28 – Sir Fraser Russell, Governor of Southern Rhodesia (b. 1876) March 30 – Sir Jigme Wangchuck, King of Bhutan (b. 1905) March 31 Bo McMillin, American football player and coach (b. 1895) Walter Schellenberg, German Nazi intelligence official (b. 1910) Roland West, American film director (b. 1885) Wallace H. White, Jr., U.S. Senator from Maine (b. 1877) April April 1 – Ferenc Molnár, Hungarian novelist and dramatist (b. 1878) April 2 Antonio Cortis, Spanish tenor (b. 1891) Julio Enrique Moreno, acting President of Ecuador (b. 1879) April 3 – Miina Sillanpää, Finnish politician (b. 1866) April 5 Charles Collett, British chief mechanical engineer (Great Western Railway) (b. 1871) Sir John Tilley, British diplomat (b. 1869) April 8 – Tadeusz Estreicher, Polish cryogenics pioneer (b. 1871) April 10 – Frederic Austin, British teacher and composer (b. 1872) April 15 Bruno Barilli, Italian actor and composer (b. 1880) Viktor Chernov, Russian revolutionary, leader of the Russian Socialist Revolutionary Party (b. 1873) April 19 – Steve Conway, British singer (b. 1921) April 21 Leslie Banks, British actor (b. 1890) Sir Stafford Cripps, British Labour politician, former Chancellor of the Exchequer (b. 1889) April 23 Nikolai Alekseev,