About the day » Monday March 11, 1861Calender converter

• Adriana Kemp, Blokland,, Utrecht, Nederland
• Aloijsius Franciscus Neve, Hontenisse, Zeeland, Nederland († 1861)
• Adriaan Vekemans, Goirle († 1941)
• Amasa A. Husted, Davisburg, Oakland, Michigan († 1937)
• Adriaan Vekemans, Goirle († 1930)
• Alphonsus Vanwalleghem, Lichtervelde
• Aaltje Spits, Terschelling, Friesland, Nederland († 1944)
• Aaltje Spits, Terschelling († 1944)
• Aaltje Hendriks Westerman, Nijega, Hemelumer Oldeferd, Friesland, Nederland († 1925)
• Anje Doorn, Stedum, Groningen, Nederland († 1955)

• Aleijda Beuker (69), Kleine Kerksteeg, Hoogeveen
• Adriana Zonneveld (0), Maassluis, Zuid-Holland, Nederland
• Antje Balder (0), Broek op Langedijk, Nederland
• Antje Eintes Piepstra (46), Westdongeradeel, Friesland, Nederland
• (l.l.) Post (0), Maartensdijk
• Anna Catherina Aerts (79), Duffel, Antwerpen, Belgie
• Adrianus Frans De Schepper (63), Niel, 2845, Antwerpen, Belgium
• Arnolda Teunissen (10), Andelst
• Augustus Augustinus VAN Duyse (22), STEKENE
• Arie Murk (0), Brielle, Nederland

• 1854 » Jane Meade Welch, American journalist and lecturer († 1931)
• 1863 » Andrew Stoddart, English cricketer and rugby player († 1915)
• 1870 » Louis Bachelier, French mathematician and theorist († 1946)
• 1872 » Kathleen Clarice Groom, Australian-English author and screenwriter († 1954)
• 1873 » David Horsley, English-American film producer, co-founded Universal Studios († 1933)
• 1876 » Carl Ruggles, American pianist and composer († 1971)
• 1878 » Umegatani Tōtarō II, Japanese sumo wrestler († 1927)
• 1880 » Harry H. Laughlin, American eugenicist and sociologist († 1943)
• 1884 » Ömer Seyfettin, Turkish soldier, author, and educator († 1920)
• 1884 » Lewi Pethrus, Swedish minister and hymn-writer († 1974)

• 1820 » Benjamin West, American-English painter and academic (b. 1738)
• 1851 » George McDuffie, American lawyer and politician, 55th Governor of South Carolina (b. 1790)
• 1851 » Marie Louise Coidavid, Queen of Haiti (b. 1778)
• 1854 » Willard Richards, American journalist and religious leader (b. 1804)
• 1863 » Sir James Outram, 1st Baronet, English general (b. 1803)
• 1869 » Vladimir Odoyevsky, Russian philosopher and critic (b. 1803)
• 1870 » Moshoeshoe I of Lesotho (b. 1786)
• 1874 » Charles Sumner, American lawyer and politician (b. 1811)
• 1898 » Tigran Chukhajian, Armenian composer and conductor (b. 1837)
• 1898 » William Rosecrans, American general and politician (b. 1819)

• Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
• From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
• The Netherlands had about 3.6 million citizens.
• February 4 » American Civil War: In Montgomery, Alabama, delegates from six break-away U.S. states meet and form the Confederate States of America.
• February 18 » With Italian unification almost complete, Victor Emmanuel II of Piedmont, Savoy and Sardinia assumes the title of King of Italy.
• May 20 » American Civil War: The state of Kentucky proclaims its neutrality, which will last until September 3 when Confederate forces enter the state. Meanwhile, the State of North Carolina secedes from the Union.
• August 6 » Britain imposes the Lagos Treaty of Cession to suppress slavery in what is now Nigeria.
• November 7 » The first Melbourne Cup horse race is held in Melbourne, Australia.
• December 26 » American Civil War: The Trent Affair: Confederate diplomatic envoys James Murray Mason and John Slidell are freed by the United States government, thus heading off a possible war between the United States and the United Kingdom.

The temperature on March 11, 1861 was about 4.9 °C. There was 3 mm of rain. The air pressure was 27 kgf/m² and came mainly from the west-southwest. The airpressure was 74 cm mercury. The atmospheric humidity was 89%.