About the day » Sunday March 21, 1909Calender converter

• Anna Leopoldina Ottervanger, Rotterdam
• Adrianus Marinus Sorber, Hontenisse, Zl († 1985)
• Anna Helene Reutzsch, Heerlen
• Aaltje Mulder, Horst (Ermelo)
• Achille Romain Jean Pierre Francis, Mielen-Boven-Aalst, België
• Alida Frankhuijzen, Leiden
• Albert R. Meinders, Black Oak Township, Mahaska County, Iowa († 1915)
• Abraham van Gelderen († 1943)
• Anna Leopoldina Josepha Ottervanger, Rotterdam
• Adriana Gijsberta Krijgsman, Den Haag, Zuid-Holland, Nederland

• Antje Kornelis Alma (58), Surhuizum
• Adriana Aartje Bax (0), Haarlemmermeer
• Aaltje van Loozenoord (42), Grand Rapids (Kent, Michigan, USA)
• Adriana Aartje Bax (0), Haarlemmermeer, Noord-Holland, The Netherlands
• Adelaïde Hélène Marie Antoinette Fortunée Rijke (55), ‘s-Gravenhage,Gemeente ’s-Gravenhage,South Holland,Netherlands
• Adriaan Verhage (0), Westdorpe, Zeeland, NL
• Adriana Maria Ran (1), Haarlem, Noord-Holland, Nederland
• Aaltje Sytzes Schievink (78), Harkema-Opeinde, gem. Achtkarspelen, Friesland, Nederland
• Antonia Maria Peek (0), Linschoten
• Anna Mechtild Meulenberg (74), Kerkrade, Limburg, Netherlands

• 1905 » Phyllis McGinley, American author and poet († 1978)
• 1906 » André Filho, Brazilian musician and songwriter († 1974)
• 1906 » Jim Thompson, American businessman († 1967)
• 1906 » John D. Rockefeller III, American philanthropist († 1978)
• 1907 » Zoltán Kemény, Hungarian sculptor († 1965)
• 1909 » Harry Lane, English footballer († 1977)
• 1910 » Julio Gallo, American businessman, co-founded E & J Gallo Winery († 1993)
• 1910 » Muhammad Siddiq Khan, Bangladeshi librarian and educator († 1978)
• 1911 » Walter Lincoln Hawkins, African-American scientist and inventor († 1992)
• 1912 » André Laurendeau, Canadian journalist, playwright, and politician († 1968)

• 1884 » Ezra Abbot, American scholar and academic (b. 1819)
• 1891 » Joseph E. Johnston, American general (b. 1807)
• 1915 » Frederick Winslow Taylor, American golfer, tennis player, and engineer (b. 1856)
• 1920 » Evelina Haverfield, British suffragette and aid worker (b. 1867)
• 1932 » Frantz Reichel, French rugby player and hurdler (b. 1871)
• 1934 » Franz Schreker, Austrian composer and conductor (b. 1878)
• 1934 » Lilyan Tashman, American actress (b. 1896)
• 1936 » Alexander Glazunov, Russian composer and conductor (b. 1865)
• 1939 » Ali Hikmet Ayerdem, Turkish general and politician (b. 1877)
• 1939 » Evald Aav, Estonian composer and conductor (b. 1900)

1. Johannes
2. Jan
3. Cornelis
4. Hendrik
5. Willem
6. Pieter
7. Gerrit
8. Petrus
9. Jacobus
10. Jacob
11. Adrianus
12. Wilhelmus
13. Gerardus
14. Arie
15. Antonius
16. Dirk

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Wilhelmina
6. Elisabeth
7. Adriana
8. Catharina
9. Hendrika
10. Jacoba
11. Petronella
12. Grietje
13. Aaltje
14. Geertruida
15. Neeltje
16. Helena

• 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 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
• January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
• April 6 » Robert Peary and Matthew Henson become the first people to reach the North Pole; Peary's claim has been disputed because of failings in his navigational ability.
• 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.
• September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
• September 30 » The Cunard Line's RMS Mauretania makes a record-breaking westbound crossing of the Atlantic, that will not be bettered for 20 years.

The temperature on March 21, 1909 was between 5.5 °C and 10.7 °C and averaged 7.3 °C. There was 2.4 mm of rain. There was 1.8 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south.