| 30961 | March 19 | Death | 2014 – Ken Forsse, American toy creator and author, created Teddy Ruxpin (b. 1936) |
| 30962 | March 19 | Death | 2014 – Patrick Joseph McGovern, American businessman, founded IDG (b. 1937) |
| 30963 | March 19 | Death | 2014 – Fred Phelps, American lawyer, pastor, and activist, founded the Westboro Baptist Church (b. 1929) |
| 30964 | March 19 | Death | 2014 – Heather Robertson, Canadian journalist and author (b. 1942) |
| 30965 | March 19 | Death | 2014 – Robert S. Strauss, American diplomat, United States Ambassador to Russia (b. 1918) |
| 30966 | March 19 | Death | 2014 – Lawrence Walsh, Canadian-American lawyer, judge, and politician, 4th United States Deputy Attorney General (b. 1912) |
| 30967 | March 19 | Death | 2014 – Joseph F. Weis, Jr., American lawyer and judge (b. 1923) |
| 30968 | March 19 | Death | 2015 – Michael Brown, American keyboard player and songwriter (The Left Banke and Stories) (b. 1949) |
| 30969 | March 19 | Death | 2015 – Gus Douglass, American farmer and politician (b. 1927) |
| 30970 | March 19 | Death | 2015 – Peter Katin, English pianist and academic (b. 1930) |
| 30971 | March 19 | Death | 2015 – Safet Plakalo, Bosnian author and playwright (b. 1950) |
| 30972 | March 19 | Death | 2015 – Danny Schechter, American director, producer, and screenwriter (b. 1942) |
| 30973 | March 19 | Holiday and observance | Christian feast day:Joseph of Nazareth (Western Christianity)March 19 (Eastern Orthodox liturgics) |
| 30974 | March 19 | Holiday and observance | Minna Canth's Birthday (Finland) |
| 30975 | March 19 | Holiday and observance | Earliest day on which Maundy Thursday can fall, while April 22 is the latest celebrated on Thursday before Easter. (Christianity) |
| 30976 | March 19 | Holiday and observance | St Joseph's Day (Roman Catholicism and Church of England) related observances:Father's Day (Spain, Portugal, Belgium, Italy, Honduras, and Bolivia)Las Fallas, celebrated on the week leading to March 19. (Valencia)"Return of the Swallow", annual observance |
| 30977 | March 19 | Holiday and observance | The Kashubians' Unity Day. |
| 30978 | March 19 | Holiday and observance | The first day of Quinquatria, held in honor of Minerva. (Roman Empire) |
| 30979 | March 20 | Event | 235 – Maximinus Thrax is proclaimed emperor. He is the first foreigner to hold the Roman throne. |
| 30980 | March 20 | Event | 673 – Emperor Tenmu of Japan assumes the Chrysanthemum Throne at the Palace of Kiyomihara in Asuka. |
| 30981 | March 20 | Event | 1206 – Michael IV Autoreianos is appointed Ecumenical Patriarch of Constantinople. |
| 30982 | March 20 | Event | 1600 – The Linköping Bloodbath takes place on Maundy Thursday in Linköping, Sweden. |
| 30983 | March 20 | Event | 1602 – The Dutch East India Company is established. |
| 30984 | March 20 | Event | 1616 – Sir Walter Raleigh is freed from the Tower of London after 13 years of imprisonment. |
| 30985 | March 20 | Event | 1760 – The Great Boston Fire of 1760, destroys 349 buildings. |
| 30986 | March 20 | Event | 1815 – After escaping from Elba, Napoleon enters Paris with a regular army of 140,000 and a volunteer force of around 200,000, beginning his "Hundred Days" rule. |
| 30987 | March 20 | Event | 1848 – Revolutions of 1848 in the German states: King Ludwig I of Bavaria abdicates. |
| 30988 | March 20 | Event | 1852 – Harriet Beecher Stowe's Uncle Tom's Cabin is published. |
| 30989 | March 20 | Event | 1854 – The Republican Party of the United States is organized in Ripon, Wisconsin. |
| 30990 | March 20 | Event | 1861 – An earthquake completely destroys Mendoza, Argentina. |