| 37111 | March 31 | Death | 2011 – Boško Radonjić, Serbian mobster (b. 1943) |
| 37112 | March 31 | Death | 2011 – Edward Stobart, English businessman (b. 1954) |
| 37113 | March 31 | Death | 2011 – Henry Taub, American businessman and philanthropist (b. 1927) |
| 37114 | March 31 | Death | 2012 – Judith Adams, New Zealand-Australian nurse and politician (b. 1943) |
| 37115 | March 31 | Death | 2012 – Dale R. Corson, American physicist and academic (b. 1914) |
| 37116 | March 31 | Death | 2012 – Bernard O. Gruenke, American stained glass artist (b. 1914) |
| 37117 | March 31 | Death | 2012 – Jerry Lynch, American baseball player (b. 1930) |
| 37118 | March 31 | Death | 2012 – Alberto Sughi, Italian painter (b. 1928) |
| 37119 | March 31 | Death | 2012 – Halbert White, American economist and academic (b. 1950) |
| 37120 | March 31 | Death | 2013 – Charles Amarin Brand, French archbishop (b. 1920) |
| 37121 | March 31 | Death | 2013 – Ernie Bridge, Australian singer and politician (b. 1936) |
| 37122 | March 31 | Death | 2013 – Helena Carroll, Scottish-American actress (b. 1928) |
| 37123 | March 31 | Death | 2013 – Bob Clarke, American illustrator (b. 1926) |
| 37124 | March 31 | Death | 2013 – Ahmad Sayyed Javadi, Iranian lawyer and politician, Iranian Minister of Interior (b. 1917) |
| 37125 | March 31 | Death | 2013 – Dmitri Uchaykin, Russian ice hockey player (b. 1980) |
| 37126 | March 31 | Death | 2014 – Gonzalo Anes, Spanish economist, historian, and academic (b. 1931) |
| 37127 | March 31 | Death | 2014 – Irene Fernandez, Malaysian activist (b. 1946) |
| 37128 | March 31 | Death | 2014 – Charles Keating, American lawyer and financier (b. 1923) |
| 37129 | March 31 | Death | 2014 – Frankie Knuckles, American DJ and producer (b. 1955) |
| 37130 | March 31 | Death | 2014 – Bob Larbey, English screenwriter (b. 1934) |
| 37131 | March 31 | Death | 2014 – Enrique Plancarte Solís, Mexican drug lord (b. 1970) |
| 37132 | March 31 | Death | 2014 – Roger Somville, Belgian painter (b. 1923) |
| 37133 | March 31 | Death | 2015 – Betty Churcher, Australian painter, historian, and curator (b. 1931) |
| 37134 | March 31 | Death | 2015 – Cocoa Fujiwara, Japanese author and illustrator (b. 1983) |
| 37135 | March 31 | Death | 2015 – Carlos Gaviria Díaz, Colombian lawyer and politician (b. 1937) |
| 37136 | March 31 | Death | 2015 – Riccardo Ingram, American baseball player and coach (b. 1966) |
| 37137 | March 31 | Death | 2015 – Dalibor Vesely, Czech-English historian, author, and academic (b. 1934) |
| 37138 | March 31 | Holiday and observance | Christian feast dayAbdas of SusaAcathius of Melitene (Eastern Orthodox Church)Anesius and companionsBenjaminBalbinaJohn Donne (Anglican Communion, Lutheran)March 31 (Eastern Orthodox liturgics) |
| 37139 | March 31 | Holiday and observance | Freedom Day (Malta) |
| 37140 | March 31 | Holiday and observance | King Nangklao Memorial Day (Thailand) |