About the day » Thursday May 23, 1963Calender converter

• Ruth Pas, Enschede
• Johan Hendrik van der A, Hengelo († 1963)
• Hendrika Oort
• Jannigje Geertruida van der Mije, Zandvoort, Noord-Holland, Nederland († 1963)
• Ellen Hijlkjen Baarslag († 2012)
• Lammigje Beekelaar, Kerkenveld, Zuidwolde († 2009)
• Martin Baert, Sint-Niklaas († 1984)
• Keith Allen Eilderts, Grundy Center, Grundy, Iowa († 1963)
• Lammigje (Ineke) Beekelaar, Kerkenveld, Zuidwolde, Drenthe, Nederland († 2009)
• Décio José Manarini, Brasil († 2019)

• Carolus Henricus van Oldenbeek (65), Waalwijk, Noord-Brabant, Nederland
• Aalt Klaassen (69), Hierden
• Alfons Verbeiren (69), Lebbeke
• Cornelis (Cornelius) van Keppel (73), De Motte, Jasper, Indiana, Verenigde Staten
• Antje Rienks van Koten (82), Leeuwarden
• Amy Kelbrick (83)
• Cornelia de Korte (54), Rotterdam
• Catharine Cecelia Kipp (81), Cedar Falls IA
• Berendina Hermina Hagedoorn (87), Urk
• Conrad Jongewaard (73), Inglewood, Los Angeles County, California, VS

• 1960 » Linden Ashby, American actor
• 1961 » Daniele Massaro, Italian footballer and manager
• 1961 » Norrie May-Welby, Scottish Australian gender activist
• 1962 » Karen Duffy, American actress
• 1963 » Viviane Baladi, Swiss mathematician
• 1964 » Ruth Metzler, Swiss lawyer and politician
• 1965 » Manuel Sanchís Hontiyuelo, Spanish footballer
• 1965 » Melissa McBride, American actress
• 1965 » Paul Sironen, Australian rugby league player
• 1965 » Tom Tykwer, German director, producer, screenwriter, and composer

• 1945 » Heinrich Himmler, German commander and politician, Reich Minister of the Interior (b. 1900)
• 1947 » Charles-Ferdinand Ramuz, Swiss author and poet (b. 1878)
• 1949 » Jan Frans De Boever, Belgian painter and illustrator (b. 1872)
• 1956 » Gustav Suits, Latvian-Estonian poet and politician (b. 1883)
• 1960 » Georges Claude, French engineer and inventor, created Neon lighting (b. 1870)
• 1962 » Louis Coatalen, French engineer (b. 1879)
• 1963 » August Jakobson, Estonian author and politician (b. 1904)
• 1965 » David Smith, American sculptor (b. 1906)
• 1975 » Moms Mabley, American comedian and actor (b. 1894)
• 1979 » S. Selvanayagam, Sri Lankan geographer and academic (b. 1932)

• 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 May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
• 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 11.9 million citizens.
• April 12 » The Soviet nuclear-powered submarine K-33 collides with the Finnish merchant vessel M/S Finnclipper in the Danish straits.
• May 8 » South Vietnamese soldiers under the Roman Catholic President Ngo Dinh Diem open fire on Buddhists defying a ban on the flying of the Buddhist flag on Vesak, killing nine and sparking the Buddhist crisis.
• July 24 » The ship Bluenose II was launched in Lunenburg, Nova Scotia. The schooner is a major Canadian symbol.
• September 7 » The Pro Football Hall of Fame opens in Canton, Ohio with 17 charter members.
• October 7 » President Kennedy signs the ratification of the Partial Nuclear Test Ban Treaty.
• December 22 » The cruise ship Lakonia burns 180 miles (290km) north of Madeira, Portugal with the loss of 128 lives.

The temperature on May 23, 1963 was between 8.5 °C and 13.1 °C and averaged 10.6 °C. There was 6.8 mm of rain during 6.7 hours. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast.