About the day » Sunday April 20, 1930Calender converter

• Antonius Lodewijk Thunnissen, Loosduinen (Den Haag) († 1997)
• Clara Elizabeth Cary, Paxton, Keith County, Nebraska, Verenigde Staten († 2010)
• Anna Maria Elisabeth Sleutjes, Rosmalen, Noord-Brabant, Nederland († 2016)
• Cornelis Ouwehand, Katwijk, Zuid-Holland, Nederland († 2006)
• Antonius van de Coolwijk, Haren († 1931)
• Aaldrinus Bernardus Hogezand, Vriezenveen, Overijssel, Nederland († 1980)
• Andrew Joseph Kelley, Lowell Middl, Massachusetts, Verenigde Staten († 1992)
• Dorothy Elizabeth Wentz, Topp, Washington († 1995)
• Doris Harding († 1969)
• Clasina Johanna Maria van Dal, Goirle († 1932)

• Anna Knot (63), Warffum
• Anna Maria van Gastel (71), Oudenbosch (NL)
• Adriaan Olree (87), Grand Rapids, Kent, Michigan, Verenigde Staten
• Anna Knot (64), Warffum, Groningen, Nederland
• Anna Nathans (58), Arnhem
• Adriana Kooman (66), Den Helder, Noord Holland, Nederland
• Christianus BOEKHORST (41), Oosterbeek, Renkum (Gld) (NL)
• Aleida van Engelen (87), Avereest
• Constantia Maria Philomena Ooms (85), Herentals
• Christianus Boekhorst (41), Renkum, Gelderland, Nederland

• 1927 » Bud Cullen, Canadian judge and politician, 1st Canadian Minister of Employment and Immigration († 2005)
• 1928 » Johnny Gavin, Irish international footballer († 2007)
• 1928 » Robert Byrne, American chess player and author († 2013)
• 1929 » Bobby Hollander, American film director, actor, and magazine publisher († 2002)
• 1929 » Harry Agganis, American baseball and football player († 1955)
• 1930 » Antony Jay, English director and screenwriter († 2016)
• 1930 » Dwight Gustafson, American composer and conductor († 2014)
• 1931 » John Eccles, 2nd Viscount Eccles, English businessman and politician
• 1931 » Michael Allenby, 3rd Viscount Allenby, English lieutenant and politician († 2014)
• 1932 » Myriam Bru, French actress

• 1918 » Karl Ferdinand Braun, German-American physicist and academic, Nobel Prize laureate (b. 1850)
• 1927 » Enrique Simonet, Spanish painter and educator (b. 1866)
• 1929 » Prince Henry of Prussia (b. 1862)
• 1931 » Sir Cosmo Duff-Gordon, 5th Baronet, Scottish-English fencer and businessman (b. 1862)
• 1932 » Giuseppe Peano, Italian mathematician and philosopher (b. 1858)
• 1935 » John Cameron, Scottish footballer and manager (b. 1872)
• 1935 » Lucy, Lady Duff-Gordon, English fashion designer (b. 1863)
• 1942 » Jüri Jaakson, Estonian businessman and politician, 6th State Elder of Estonia (b. 1870)
• 1944 » Elmer Gedeon, American baseball player and pilot (b. 1917)
• 1945 » Erwin Bumke, Polish-German jurist and politician (b. 1874)

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

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Elisabeth
6. Adriana
7. Wilhelmina
8. Catharina
9. Hendrika
10. Petronella
11. Jacoba
12. Geertruida
13. Aaltje
14. Margaretha
15. Grietje
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 August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
• The Netherlands had about 7.8 million citizens.
• January 6 » The first diesel-powered automobile trip is completed, from Indianapolis, Indiana, to New York, New York.
• April 18 » The British Broadcasting Corporation announced that "there is no news" in their evening report.
• April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
• June 9 » A Chicago Tribune reporter, Jake Lingle, is killed during rush hour at the Illinois Central train station by Leo Vincent Brothers, allegedly over a $100,000 gambling debt owed to Al Capone.
• October 3 » The German Socialist Labour Party in Poland – Left is founded.
• December 7 » W1XAV in Boston, Massachusetts telecasts video from the CBS radio orchestra program, The Fox Trappers. The telecast also includes the first television commercial in the United States, an advertisement for I.J. Fox Furriers, who sponsored the radio show.

The temperature on April 20, 1930 was between 3.8 °C and 9.0 °C and averaged 5.6 °C. There was 0.4 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast.