About the day » Saturday June 25, 1966Calender converter

• Jan Hendrik Opperman, Rhenen († 2008)
• Bram Hugo Willem Vanderjeugt
• Katuin, Groningen, Groningen, Nederland († 1966)
• Jan Hendrik Opperman, Rhenen, Utrecht, Nederland († 2008)
• Jantje Wilhelmina Westera, Emmen, Drenthe, Nederland († 1966)
• Hermannus Peters, Sint-Maarten, Schagen, Noord-Holland, Nederland († 1974)
• Carlos Eduardo Oudendijk, Granada, Spanje († 2023)
• Hermannus Peters, St.Maarten († 1974)
• Christina Jeanette de Kanter, Baltimore, Texas, Verenigde Staten († 1990)
• Astrid Maria Derks, Nijmegen

• Catharina Johanna Petronella Wesseling (75), Breda
• Albert Sikkes (73), Sneek
• Anna Boonstra (44), Zwagerveen, Friesland, Nederland
• Bernadette de Groot (1), Wijk bij Duurstede, UTR, Nederland
• Bernadette de Groot (1), Wijk, bij (Duurstede)
• Arie van der Mije (74), Haarlem (Noord-Holland)
• Antoinetta Geurts (70), Vught
• Andries Bernard (77), Leiden
• Adriaan De Bloois (88)
• Alida van Vliet (70), Amsterdam

• 1964 » Dell Curry, American basketball player and coach
• 1964 » Greg Raymer, American poker player and lawyer
• 1964 » John McCrea, American singer-songwriter and musician
• 1964 » Johnny Herbert, English race car driver and sportscaster
• 1964 » Phil Emery, Australian cricketer
• 1965 » Joseph Hii Teck Kwong, Malaysian bishop
• 1965 » Kerri Pottharst, Australian beach volleyball player
• 1965 » Napole Polutele, French politician
• 1966 » Dikembe Mutombo, Congolese-American basketball player
• 1967 » Tracey Spicer, Australian journalist

• 1958 » Alfred Noyes, English author, poet, and playwright (b. 1880)
• 1959 » Charles Starkweather, American spree killer (b. 1938)
• 1960 » Tommy Corcoran, American baseball player and manager (b. 1869)
• 1968 » Tony Hancock, English comedian and actor (b. 1924)
• 1971 » John Boyd Orr, 1st Baron Boyd-Orr, Scottish physician, biologist, and politician, Nobel Prize laureate (b. 1880)
• 1972 » Jan Matulka, Czech-American painter and illustrator (b. 1890)
• 1974 » Cornelius Lanczos, Hungarian mathematician and physicist (b. 1893)
• 1976 » Johnny Mercer, American singer-songwriter, co-founded Capitol Records (b. 1909)
• 1977 » Endre Szervánszky, Hungarian pianist and composer (b. 1911)
• 1977 » Olave Baden-Powell, British Girl Guiding and Girl Scouting leader (b. 1889)

1. Jan
2. Johannes
3. Peter
4. Hendrik
5. Robert
6. Cornelis
7. John
8. Paul
9. Ronald
10. Pieter
11. Marcel
12. Willem
13. Johan
14. Jacob
15. David
16. Richard

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

• 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 14, 1965 to November 22, 1966 the cabinet Cals, with Mr. J.M.L.Th. Cals (KVP) as prime minister.
• In The Netherlands , there was from November 22, 1966 to April 5, 1967 the cabinet Zijlstra, with Prof. dr. J. Zijlstra (ARP) as prime minister.
• The Netherlands had about 12.4 million citizens.
• February 4 » All Nippon Airways Flight 60 plunges into Tokyo Bay, killing 133.
• June 8 » The National Football League and American Football League announced a merger effective in 1970.
• June 8 » Topeka, Kansas, is devastated by a tornado that registers as an "F5" on the Fujita scale: The first to exceed US$100million in damages. Sixteen people are killed, hundreds more injured, and thousands of homes damaged or destroyed.
• July 2 » France conducts its first nuclear weapon test in the Pacific, on Moruroa Atoll.
• July 10 » The Chicago Freedom Movement, led by Martin Luther King, Jr., holds a rally at Soldier Field in Chicago. As many as 60,000 people attend.
• December 5 » The musical I Do! I Do!, starring Mary Martin and Robert Preston opens at the 46th Street Theatre, in New York City, and closes on June 15, 1968, after 560 performances.

The temperature on June 25, 1966 was between 13.1 °C and 16.9 °C and averaged 14.5 °C. There was 3.8 mm of rain during 1.7 hours. There was 1.4 hours of sunshine (8%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest.