About the day » Tuesday May 11, 1971Calender converter

• Patricia Boneschans, Rock Rapids, Lyon County, Iowa († 2023)
• Eduard Weening, Zaandam († 1971)
• William Heesterbeek, Bergeijk († 2003)
• Gerald Beekelaar, Hoogeveen, Drenthe, Nederland
• Maria Cornelia Elisabeth (Mireille) Vorstenbosch, Udenhout
• Mathi Gijbels
• Jason van de Hoef, Sioux Center, Sioux County, Iowa († 2015)
• Eduard, Henricus, Bernardus Roozen († 2003)

• Adronie Beernaert (82), Anzegem,8570,West-Vlaanderen,België
• Anna Maria Dorenbos (53), Leiden
• A.F. de Groot (62)
• Anna, Maria, Lucia TREKELS (75), Tienen,3300,Brabant Flamand,Flandre,BELGIQUE
• Christiaan Johannes Ram (44)
• Anne Le Grelle (92), Boechout, Belgique
• Antonia Scheerlinckx (72), Aalst
• Alida den Oude (72), Leiden
• Akke Olivier (71), -
• Alida den Heijer (93), Katwijk, Zuid-Holland, Nederland

• 1967 » Alberto García Aspe, Mexican footballer and manager
• 1969 » Mitch Healey, Australian rugby league player and coach
• 1969 » Simon Vroemen, Dutch runner
• 1970 » Harold Ford, Jr., American lawyer and politician
• 1970 » Jason Queally, English cyclist
• 1972 » Tomáš Dvořák, Czech decathlete and coach
• 1973 » Tsuyoshi Ogata, Japanese runner
• 1974 » Darren Ward, English-Welsh footballer and coach
• 1974 » Tony Warner, English born Trinidadian international footballer and coach
• 1975 » Francisco Cordero, Dominican-American baseball player

• 1955 » Gilbert Jessop, English cricketer (b. 1874)
• 1960 » John D. Rockefeller Jr., American businessman and philanthropist (b. 1874)
• 1963 » Herbert Spencer Gasser, American physiologist and academic, Nobel Prize laureate (b. 1888)
• 1967 » James E. Brewton, American painter (b. 1930)
• 1979 » Lester Flatt, American singer-songwriter and guitarist (b. 1914)
• 1981 » Bob Marley, Jamaican singer-songwriter and guitarist (b. 1945)
• 1981 » Odd Hassel, Norwegian chemist and academic, Nobel Prize laureate (b. 1897)
• 1983 » Zenna Henderson, American writer (b. 1917)
• 1985 » Chester Gould, American cartoonist, created Dick Tracy (b. 1900)
• 1986 » Fritz Pollard, American football player and coach (b. 1894)

1. Jan
2. Johannes
3. Robert
4. Marco
5. Peter
6. Marcel
7. Jeroen
8. Mark
9. Richard
10. Patrick
11. Michael
12. Edwin
13. Pieter
14. Cornelis
15. David
16. Johan

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

• 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.
• In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
• The Netherlands had about 13.1 million citizens.
• September 13 » State police and National Guardsmen storm New York's Attica Prison to quell a prison revolt, which claimed 43 lives.
• September 15 » The first Greenpeace ship sets sail to protest against nuclear testing on Amchitka Island.
• November 27 » The Soviet space program's Mars 2 orbiter releases a descent module. It malfunctions and crashes, but it is the first man-made object to reach the surface of Mars.
• December 3 » Indo-Pakistani War of 1971: Pakistan launches a pre-emptive strike against India and a full-scale war begins.
• December 4 » The Indian Navy attacks the Pakistan Navy and Karachi.
• December 5 » Battle of Gazipur: Pakistani forces stand defeated as India cedes Gazipur to Bangladesh.

The temperature on May 11, 1971 was between 8.6 °C and 25.0 °C and averaged 17.7 °C. There was -0.1 mm of rain. There was 13.6 hours of sunshine (88%). The average windspeed was 1 Bft (weak wind) and was prevailing from the east-northeast.