January 6 - Maria Montessori opens her first school, Casa dei Bambini in Rome.
January 14 - An earthquake shakes Kingston, Jamaica, killing more than 1,000 people.
February 22 - Robert Baden-Powell founds the Scouting movement in Britain.
March 5 - The new Duma opens in St. Petersburg. 40,000 protesters were dispersed by Russian police.
March 18 - Sweden's first and only (as of 2005) train robbery took place.
May 27 - A bubonic plague broke out in San Francisco, California.
July 25 - Robert Baden-Powell starts the world's first scout camp on Brownsea Island.
July 25 - Korea becomes a Japanese protectorate.
November 16 - Oklahoma becomes the 46th state in the United States.
December 8 - King Oscar II of Sweden dies. His successor will be Gustav V.
December 19 - 239 people die in a mining explosion in Jacobs Creek, Pennsylvania.
January 4 - The steamship "Lindholmen" begins to burn off Farsund. 5 people die.
January 13 - The workers at Sulitjelma mines hold a founding meeting at Langvatnisen for a workers' association.
January 23 - Strongest recorded high pressure in Norway: 1060.9 hPa in Mandal
February 19 - New spelling for national language is adopted; among other things, soft consonants are replaced by hard (out → out).
April 7 - Riksmålsforbundet is founded in Fæstningens Gymnastiksal by Bjørnstjerne Bjørnson
April 15 - The first nationwide collective agreement was signed.
June 21 - The Norwegian Association is founded.
August 11 - Light yacht "Betty" sinks in Lindøysundet near Stavanger after a collision with local scheduled boat DS "Sandeid". Four people die.
The Nore falls in Numedalslågen are bought by the state at the Norwegian Water Resources Agency for NOK 400,000.
February 21 - W. H. Auden, British poet (d. 1973)
March 8 - Rolf Jacobsen, Norwegian poet (d. 1994)
March 12 - Kaare Espolin Johnson, Norwegian visual artist (d. 1994)
March 15 - Zarah Leander, Swedish singer and actor (d. 1981)
March 22 - Lucia dos Santos, one of the children in the Revelation of Fatima (d. 2005)
April 3 - Bjarne Bø, Norwegian actor (d. 1998)
April 10 - Aase Lionæs, Norwegian politician (d. 1999)
May 12 - Katharine Hepburn, American actress (d. 2003)
May 13 - Daphne du Maurier, British author (d. 1989)
May 22 - Hergé, Belgian cartoonist (d. 1983)
May 22 - Laurence Olivier, British actor (d. 1989)
May 24 - Kristian Kristiansen, Norwegian neurosurgeon (d. 1993)
May 26 - John Wayne, American actor (d. 1979)
July 6 - Frida Kahlo, Mexican painter (d. 1954)
July 7 - Robert A. Heinlein, American author (d. (1988)
August 31 - Ramon F. Magsaysay, President of the Philippines (d. 1957)
September 9 - Horst Wessel, German Nazi (d. 1930)
September 29 - Gene Autry, American entertainer (d. 1998)
October 2 - Alexander R. Todd, British chemist (d. 1997)
November 14 - Astrid Lindgren, Swedish author (d. 2002)
November 17 - Israel Regardie, British-American psychiatrist and author (d. 1985))
November 18 - Halldis Moren Vesaas, Norwegian author (d. 1995)
2. - Karl Maria Schilling, Norwegian Catholic priest (b. 1835)
13. - Amund Ringnes, Norwegian brewery founder (b. 1840)
24. - Vilhelm Dahlerup, Danish architect (b. 1836)
24. - David Hercules Tornøe, Norwegian chemist (b. 1856)
25. - René Pottier, French cyclist (b. 1879)
2. - Dmitry Mendeleev, Russian chemist (b. 1834)
5. - Ludwig Thuille, German musician (b. 1861)
6. - Fredrik Borgen, Norwegian painter (b. 1852)
10. - Claude Whittindale, British rugby player (b. 1881)
11. - Christen Dalsgaard, Danish painter and professor (b. 1824)
11. - William Howard Russell, Irish Reporter (b. 1820)
12. - Muriel Robb, British tennis player (b. 1878)
16. - Giosuè Carducci, Italian poet and Nobel laureate (b. 1)