About the day » Tuesday June 30, 1931Calender converter

• Bernardus Gerhardus Zegger, Borne († 1993)
• Ester Philip Kool, Amsterdam, Noord-Holland, Netherlands († 1943)
• Adriana Nelemans, Deurne († 2013)
• Cornelis Johannes Lubse, Geldrop († 1940)
• Albert Cornelis Roorda
• Alida van Malssen († 2004)
• Bernardina Maria Nicola(Dienie) Lamers, Eindhoven († 2002)
• Bancratius Cornelis Beentjes, Heemskerk († 2010)
• Alfred Charles Michael, Freeport, Stearns Co, Minnesota, Verenigde Staten († 1987)
• Dorothy Joan King, Detroit, Michigan, United States († 2013)

• Bastiaan Branderhorst (59), Almkerk, Nederland
• Christine P (83), Frankfort, Clinton County, Indiana, United States of America
• Alwilda Estella Walter (61), Pittsburgh, Allegheny, Pennsylvania, United States
• Anna Muurling (67), Joure
• Agatha Commandeur (49), Beemster, Noord-Holland, Nederland Nederland
• Antoon Peperkamp (65), Nijmegen, Gelderland, Nederland
• Bernardus Mesman (21), Nieuwer-Amstel
• Tol (0), Volendam
• Catharina Maria Kruijsbergen, van (59), Dreumel
• Catharina Lotten (65), Breukelen-Nijenrode, Utrecht, Nederland

• 1929 » Yang Ti-liang, Chinese judge
• 1930 » Ahmed Zaki Yamani, Saudi Arabian politician
• 1930 » Ben Atchley, American politician († 2018)
• 1930 » Ignatius Peter VIII Abdalahad, Syrian bishop († 2018)
• 1931 » Andrew Hill, American pianist and composer († 2007)
• 1931 » Kaye Vaughan, American football player
• 1931 » Ronald Rene Lagueux, American judge
• 1931 » Yo-Yo Davalillo, Venezuelan baseball player and manager († 2013)
• 1933 » M. J. K. Smith, English cricketer and rugby player
• 1933 » Tomislav Ivić, Croatian football coach and manager († 2011)

• 1917 » Antonio de La Gándara, French painter and illustrator (b. 1861)
• 1919 » John William Strutt, 3rd Baron Rayleigh, English physicist and academic, Nobel Prize laureate (b. 1842)
• 1932 » Bruno Kastner, German actor, producer, and screenwriter (b. 1890)
• 1934 » Erich Klausener, German soldier and politician (b. 1885)
• 1934 » Gregor Strasser, German lieutenant and politician (b. 1892)
• 1934 » Gustav Ritter von Kahr, German lawyer and politician, Minister-President of Bavaria (b. 1862)
• 1934 » Karl Ernst, German soldier (b. 1904)
• 1934 » Kurt von Schleicher, German general and politician, 23rd Chancellor of Germany (b. 1882)
• 1941 » Aleksander Tõnisson, Estonian general and politician, 5th Estonian Minister of War (b. 1875)
• 1941 » Yefim Fomin, Belarusian politician (b. 1909)

• 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 7.9 million citizens.
• March 3 » The United States adopts The Star-Spangled Banner as its national anthem.
• March 11 » Ready for Labour and Defence of the USSR, abbreviated as GTO, is introduced in the Soviet Union.
• April 14 » The Spanish Cortes deposes King Alfonso XIII and proclaims the Second Spanish Republic.
• July 1 » United Airlines begins service (as Boeing Air Transport).
• July 16 » Emperor Haile Selassie signs the first constitution of Ethiopia.
• August 24 » Resignation of the United Kingdom's Second Labour Government. Formation of the UK National Government.

The temperature on June 30, 1931 was between 6.7 °C and 19.8 °C and averaged 14.4 °C. There was 11.8 hours of sunshine (71%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast.