About the day » Sunday June 23, 1968Calender converter

• Miranda (Margriet Everarda Jeannine van Gaalen, Haarlem
• David Allen Hippen, Waterloo, Black Hawk County, Iowa († 2014)
• Johanna Maria Nieuwenhuizen, Langendijk, Noord-Holland, Nederland
• Wouter Swart, Vlissingen († 1968)
• Eric Fox, Sint-Truiden, België († 2021)

• Annie Maarleveld (61), Haarlem
• Antonius Johannes Ermen (33), Boxtel
• Carolus Franciscus van der Heijden (57)
• Elbertje Hendrika van der Stam (85), Amsterdam, Noord Holland, Nederland
• Carlos Marques (62), Guaratuba, Paraná, Brasil
• Christine Madsen (74), Syracuse, Onondaga County, New York
• Dieuwertje van Keulen (84)
• Barend van 't Veld (70)
• Aaltje Besselsen (76), Ermelo
• Anna Maria Francisca de Vreede (75), Leidschendam, Zuid-Holland, Nederland

• 1965 » Paul Arthurs, English guitarist
• 1965 » Peter O'Malley, Australian golfer
• 1965 » Sylvia Mathews Burwell, American government and non-profit executive
• 1966 » Chico DeBarge, American singer and pianist
• 1969 » Martin Klebba, American actor, producer, and stuntman
• 1970 » Martin Deschamps, Canadian singer-songwriter
• 1970 » Robert Brooks, American football player
• 1970 » Yann Tiersen, French singer-songwriter and guitarist
• 1971 » Félix Potvin, Canadian ice hockey player and coach
• 1971 » Fred Ewanuick, Canadian actor and producer

• 1953 » Albert Gleizes, French painter (b. 1881)
• 1954 » Salih Omurtak, Turkish general (b. 1889)
• 1956 » Reinhold Glière, Russian composer and educator (b. 1875)
• 1959 » Boris Vian, French author, poet, and playwright (b. 1920)
• 1959 » Hidir Lutfi, Iraqi poet. (b. 1880)
• 1969 » Volmari Iso-Hollo, Finnish runner (b. 1907)
• 1970 » Roscoe Turner, American soldier and pilot (b. 1895)
• 1973 » Gerry Birrell, Scottish race car driver (b. 1944)
• 1980 » Clyfford Still, American painter and academic (b. 1904)
• 1980 » Sanjay Gandhi, Indian engineer and politician (b. 1946)

1. Jan
2. Johannes
3. Robert
4. Peter
5. Johan
6. Hendrik
7. Richard
8. Michael
9. Marcel
10. Willem
11. Cornelis
12. Mark
13. Patrick
14. John
15. Eric
16. Ronald

1. Maria
2. Johanna
3. Monique
4. Ingrid
5. Sandra
6. Petra
7. Anna
8. Elisabeth
9. Esther
10. Yvonne
11. Jolanda
12. Karin
13. Jacqueline
14. Cornelia
15. Linda
16. Sylvia

• Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet De Jong, with P.J.S. de Jong (KVP) as prime minister.
• The Netherlands had about 12.7 million citizens.
• January 22 » Operation Igloo White, a US electronic surveillance system to stop communist infiltration into South Vietnam begins installation.
• April 10 » The TEV Wahine, a New Zealand ferry sinks in Wellington harbour due to a fierce storm – the strongest winds ever in Wellington. Out of the 734 people on board, fifty-three died.
• August 20 » Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
• November 20 » A total of 78 miners are killed in an explosion at the Consolidated Coal Company's No. 9 mine in Farmington, West Virginia in the Farmington Mine disaster.
• November 22 » The Beatles release The Beatles (known popularly as The White Album).
• December 22 » Cultural Revolution: People's Daily posted the instructions of Mao Zedong that "The intellectual youth must go to the country, and will be educated from living in rural poverty."

The temperature on June 23, 1968 was between 12.9 °C and 18.2 °C and averaged 15.2 °C. There was 1.4 mm of rain during 2.8 hours. There was 1.5 hours of sunshine (9%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest.