About the day » Wednesday June 25, 1930Calender converter

• Dora Charlotte Alice VOIGTSCHILD († 2008)
• Antoon Koerkamp († 2001)
• Cornelia Pieternella Olthoff, Ezinge,, Groningen, Nederland († 2016)
• Audrey June Nelson, Taycheedah, Fond du Lac County, Wisconsin, Verenigde Staten († 2020)
• David Mastenbroek, Amsterdam, Noord-Holland, Nederland († 1931)
• Cornelis de Best, Den Haag († 2012)
• Adriaan Frank, Rotterdam († 2009)
• Arie Maasland, Sliedrecht († 2003)
• Cornelia Maria Couzijn, Nederland († 2011)
• Delores Bazan († 1984)

• Catrinus Alberts Alberda (75), St Nicolaasga, Doniawerstal, Friesland, Nederland
• Catrinus Alberts Alberda (75), St Nicolaasga
• Antje Hermanus Brouwer (48), Zwagerveen
• Batholomeus (Wijnbrands) Wijnbrans (84)
• Anna Josephina Douze (58), Echt
• Antonia Tervoort (55), Haarlem
• Antonij Dieks (76), Hummelo en Keppel
• Boghos Nubar Pascha (78), Parijs
• Berendje Berends (78), Nijkerk,, Gelderland, Nederland
• Antje Brouwer (48), Zwagerveen, gem. Kollumerland c.a., Friesland, Nederland

• 1928 » Alex Toth, American animator and screenwriter († 2006)
• 1928 » Alexei Alexeyevich Abrikosov, Russian-American physicist and academic, Nobel Prize laureate († 2017)
• 1928 » John A. Wickham Jr., United States Army general
• 1928 » Michel Brault, Canadian director, producer, and screenwriter († 2013)
• 1928 » Peyo, Belgian author and illustrator, created The Smurfs († 1992)
• 1928 » Bill Russo, American pianist and composer († 2003)
• 1929 » Eric Carle, American author and illustrator
• 1929 » Francesco Marchisano, Italian cardinal († 2014)
• 1931 » V. P. Singh, Indian lawyer and politician, 7th Prime Minister of India († 2008)
• 1932 » Peter Blake, English painter and illustrator

• 1916 » Thomas Eakins, American painter, photographer, and sculptor (b. 1844)
• 1917 » Géza Gyóni, Hungarian soldier and poet (b. 1884)
• 1918 » Jake Beckley, American baseball player and coach (b. 1867)
• 1922 » Satyendranath Dutta, Indian poet and author (b. 1882)
• 1937 » Colin Clive, British actor (b. 1900)
• 1939 » Richard Seaman, English race car driver (b. 1913)
• 1943 » Arthur Goldstein, German Jewish left-wing activist (c. 1887)
• 1944 » Dénes Berinkey, Hungarian jurist and politician, 18th Prime Minister of Hungary (b. 1871)
• 1944 » Lucha Reyes, Mexican singer and actress (b. 1906)
• 1947 » Jimmy Doyle, American boxer (b. 1924)

• 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.
• February 10 » The Việt Nam Quốc Dân Đảng launches the failed Yên Bái mutiny in hope to overthrow French protectorate over Vietnam.
• March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
• March 31 » The Motion Picture Production Code is instituted, imposing strict guidelines on the treatment of sex, crime, religion and violence in film, in the U.S., for the next thirty-eight years.
• May 1 » "Pluto" is officially proposed for the name of the newly-discovered dwarf planet Pluto by Vesto Slipher in the Lowell Observatory Observation Circular. The name quickly catches on.
• July 7 » Industrialist Henry J. Kaiser begins construction of Boulder Dam (now known as Hoover Dam).
• September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.

The temperature on June 25, 1930 was between 8.7 °C and 19.4 °C and averaged 13.9 °C. There was 5.6 mm of rain during 1.5 hours. There was 4.5 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest.