About the day » Thursday October 21, 1909Calender converter

• 'n Levenloos geboren zoon van van Harten, Ter Aar (Korteraar) († 1909)
• * Hendrika Stuivenberg, Lopik († 1983)
• Albrecht Kok, Surhuisterveen, gem. Achtkarspelen, Friesland, Nederland († 1985)
• Alida Maria Anspach, Haarlem, Noord-Holland, Nederland
• Aart Wenneker, Rotterdam, Zuid-Holland, Nederland
• Anna Wilhelmina Oostweegel
• van Leeuwen, Schiedam, Zuid-Holland, Nederland († 1909)
• Adriaan Cornelis MENDEL, Oldebroek Gelderland Netherlands
• Adriaan Antonie Johannes Verhagen, Harderwijk, Gelderland, Netherlands († 1988)
• Alida Stern, Amsterdam, Noord-Holland, Netherlands († 2006)

• Aaltje Burgt van der (65), Vught, Noord-Brabant, Nederland
• Adriaantje ( Adriana ) Hendrikse (68), Ouwerkerk Schouwen-Duiveland Zeeland Nederland
• Adriana de Bodt (0), Hank, Altena, Noord-Brabant, Nederland
• Adrianus Cornelis Bertens (2), Tilburg, Nederland
• Adrianus Cornelis Bertens (2), Tilburg
• Bernard Okke de Jager (0), Grijpskerk
• Grootheest (0), Schaesberg
• Bernard Okke De Jager (0), Grijpskerk
• Anna Catharina Adriaans (40), Günnigfeld, Bochum, Nordrhein-Westfalen, Duitsland
• Blanche Irene Lagasse (0)

• 1900 » Andrée Boisson, French Olympic fencer († 1973)
• 1907 » Nikos Engonopoulos, Greek painter and poet († 1985)
• 1908 » Niyazi Berkes, Cypriot-English sociologist and academic († 1988)
• 1911 » Mary Blair, American illustrator and animator († 1978)
• 1912 » Alfredo Pián, Argentinian race car driver († 1990)
• 1912 » Don Byas, American saxophonist and educator († 1972)
• 1912 » Georg Solti, Hungarian-English conductor and director († 1997)
• 1914 » Martin Gardner, American mathematician and author († 2010)
• 1915 » Owen Bradley, American country music record producer († 1998)
• 1917 » Dizzy Gillespie, American trumpet player, composer, and bandleader († 1993)

• 1873 » Johan Sebastian Welhaven, Norwegian author, poet, and critic (b. 1807)
• 1896 » James Henry Greathead, South African-English engineer (b. 1844)
• 1903 » Jinmaku Kyūgorō, Japanese sumo wrestler, the 12th Yokozuna (b. 1829)
• 1904 » Isabelle Eberhardt, Swiss explorer and journalist (b. 1877)
• 1907 » Jules Chevalier, French priest, founded the Missionaries of the Sacred Heart (b. 1824)
• 1931 » Arthur Schnitzler, Austrian author and playwright (b. 1862)
• 1938 » Dorothy Hale, American actress (b. 1905)
• 1940 » William G. Conley, American journalist, lawyer, and politician, 18th Governor of West Virginia (b. 1866)
• 1941 » Alexander Greenlaw Hamilton, Australian biologist (b. 1852)
• 1944 » Alois Kayser, German-French missionary (b. 1877)

• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
• The Netherlands had about 5.8 million citizens.
• January 9 » Ernest Shackleton, leading the Nimrod Expedition to the South Pole, plants the British flag 97 nautical miles (180km; 112mi) from the South Pole, the farthest anyone had ever reached at that time.
• January 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
• April 11 » The city of Tel Aviv is founded.
• August 7 » Alice Huyler Ramsey and three friends become the first women to complete a transcontinental auto trip, taking 59 days to travel from New York, New York to San Francisco, California.
• August 19 » The first automobile race at the Indianapolis Motor Speedway.
• August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.

The temperature on October 21, 1909 was between 10.0 °C and 14.3 °C and averaged 12.2 °C. There was 0.6 hours of sunshine (6%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest.