About the day » Monday July 20, 1964Calender converter

• Douglas Richard Bailey († 1965)
• Robert Lynn Terry, Dayton, Montgomery, Ohio, Verenigde Staten († 2009)
• Louise Snoeren, Tilburg († 2009)
• Cees Haar van der, Utrecht, Utr, Nederland († 2014)
• Erna Marianne Snoek, Venhuizen
• Loes Snoeren, Tilburg, Noord-Brabant, Nederland († 2009)
• Lorraine Kay Newceral
• Elisabeth (Ellen) Bosma
• Hendrikus Muileboom, Welland († 1984)
• - Lassche, Emmen († 1964)

• Anna Alexandrovna Taneyeva (80), Helsinki
• Aaltje van der Elst (73), Den Haag
• Alle Roell Van der Meulen (65), Indianapolis, Marion, Indiana, United States
• Albert Westervaarder (77), Groningen
• Casper Bernardus Groninger (87), Groningen, Groningen, The Netherlands
• Aaltien Emmens (89), Winde, Vries, Tynaarlo, Drenthe, Nederland
• Anton Maarten Kruithof (51), Eindhoven,, Noord-Brabant, Nederland
• Adrianus Josephus Anthonius Franciscu van Winden (64), Leidschendam-Voorburg, Zuid-Holland, Netherlands
• Aaltien Emmens (89), Vries, Drenthe, Nederland
• Blanca Maria Maryns (85), Gent

• 1962 » Carlos Alazraqui, American actor, producer, and screenwriter
• 1962 » Giovanna Amati, Italian race car driver
• 1962 » Julie Bindel, English journalist, author, and academic
• 1963 » Frank Whaley, American actor, director, and screenwriter
• 1964 » Bernd Schneider, German race car driver
• 1964 » Chris Cornell, American singer-songwriter and guitarist († 2017)
• 1964 » Sebastiano Rossi, Italian footballer
• 1964 » Terri Irwin, American-Australian zoologist and author
• 1965 » Jess Walter, American journalist and author
• 1966 » Stone Gossard, American singer-songwriter and guitarist

• 1955 » Calouste Gulbenkian, Armenian businessman and philanthropist (b. 1869)
• 1956 » James Alexander Calder, Canadian educator and politician, Canadian Minister of Militia and Defence (b. 1868)
• 1959 » William D. Leahy, American admiral and diplomat, United States Ambassador to France (b. 1875)
• 1965 » Batukeshwar Dutt, Indian activist (b. 1910)
• 1968 » Bray Hammond, American historian and author (b. 1886)
• 1970 » Iain Macleod, English journalist and politician, Chancellor of the Exchequer (b. 1913)
• 1972 » Geeta Dutt, Indian singer and actress (b. 1930)
• 1973 » Bruce Lee, American actor and martial artist (b. 1940)
• 1973 » Robert Smithson, American photographer and sculptor (b. 1938)
• 1974 » Allen Jenkins, American actor and singer (b. 1900)

• 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 July 24, 1963 to April 14, 1965 the cabinet Marijnen, with Mr. V.G.M. Marijnen (KVP) as prime minister.
• The Netherlands had about 12.0 million citizens.
• February 10 » Melbourne–Voyager collision: The aircraft carrier HMASMelbourne collides with and sinks the destroyer HMASVoyager off the south coast of New South Wales, Australia, killing 82.
• April 2 » The Soviet Union launches Zond 1.
• August 4 » Second Gulf of Tonkin Incident: U.S. destroyers USSMaddox and USSTurner Joy mistakenly report coming under attack in the Gulf of Tonkin.
• September 4 » Scotland's Forth Road Bridge near Edinburgh officially opens.
• September 27 » The British TSR-2 aircraft XR219 makes its maiden flight.
• December 5 » Lloyd J. Old discovered the first linkage between the major histocompatibility complex (MHC) and disease—mouse leukemia—opening the way for the recognition of the importance of the MHC in the immune response.

The temperature on July 20, 1964 was between 12.6 °C and 24.7 °C and averaged 19.1 °C. There was 8.4 hours of sunshine (52%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east.