About the day » Thursday June 21, 1973Calender converter

• Brian Valkenburgh, Den Haag († 1990)
• Josse van Weelden, Amsterdam, N-H
• Danny VISSER, Utrecht
• Roland Molenhuis, Groningen, Groningen, Groningen, Nederland

• Bernarda Helena Vlemmings (84), Deurne, Noord-Brabant, Nederland
• Alida Catharina Cornelia Trompert (91), Amsterdam, Noord-Holland, Nederland
• Aaltje Huizinga (81)
• Arjen van der Ploeg (90), -
• denise DELPLANCQ (68), Ixelles (Belgium)
• Catharina Frederica Frederica (Toosje) Heufke Kantelaar (81), Paramaribo, Suriname
• Albertha Hillechien Savenije- (52), Groningen, Nederland
• Albertha H. Savenije (52), Groningen, Nederland
• Arjen van der Ploeg (90), Kornhorn
• Berend (Ben) Bezoen (54), Enschede

• 1971 » Tyronne Drakeford, American football player
• 1972 » Irene van Dyk, South African-New Zealand netball player
• 1972 » Neil Doak, Northern Irish cricketer and rugby player
• 1972 » Nobuharu Asahara, Japanese sprinter and long jumper
• 1973 » John Mitchell, English guitarist, vocalist and songwriter
• 1973 » Juliette Lewis, American actress and singer-songwriter
• 1974 » Craig Lowndes, Australian race car driver
• 1974 » Flavio Roma, Italian footballer
• 1974 » Rob Kelly, American football player
• 1975 » Brian Simmons, American football player

• 1964 » Andrew Goodman, American civil rights activist (b. 1943)
• 1964 » James Chaney, American civil rights activist (b. 1943)
• 1964 » Michael Schwerner, American civil rights activist (b. 1939)
• 1967 » Theodore Sizer, American professor of the history of art (b. 1892)
• 1969 » Maureen Connolly, American tennis player (b. 1934)
• 1970 » Piers Courage, English race car driver (b. 1942)
• 1970 » Sukarno, Indonesian engineer and politician, 1st President of Indonesia (b. 1901)
• 1976 » Margaret Herrick, American librarian (b. 1902)
• 1980 » Bert Kaempfert, German conductor and composer (b. 1923)
• 1981 » Don Figlozzi, American illustrator and animator (b. 1909)

• 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 Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
• In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
• The Netherlands had about 13.4 million citizens.
• January 27 » The Paris Peace Accords officially end the Vietnam War. Colonel William Nolde is killed in action becoming the conflict's last recorded American combat casualty.
• June 3 » A Soviet supersonic Tupolev Tu-144 crashes near Goussainville, France, killing 14, the first crash of a supersonic passenger aircraft.
• September 11 » A coup in Chile headed by General Augusto Pinochet topples the democratically elected president Salvador Allende. Pinochet exercises dictatorial power until ousted in a referendum in 1988, staying in power until 1990.
• September 19 » King Carl XVI Gustaf of Sweden has his investiture.
• November 16 » U.S. President Richard Nixon signs the Trans-Alaska Pipeline Authorization Act into law, authorizing the construction of the Alaska Pipeline.
• December 9 » British and Irish authorities sign the Sunningdale Agreement in an attempt to establish a power-sharing Northern Ireland Executive and a cross-border Council of Ireland.

The temperature on June 21, 1973 was between 14.1 °C and 23.2 °C and averaged 18.2 °C. There was 9.2 hours of sunshine (55%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast.