merchant
A merchant is a person who trades in commodities produced by other people, especially one who trades with foreign countries. Historically, a merchant is anyone who is involved in business or trade. Merchants have operated for as long as indust ...
's".Koopmans at the Database of Surnames in The Netherlands Notable people with the surname include:
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Aart Koopmans
Aart Koopmans (12 October 1946 – 15 January 2007) was a Dutch business man, president of the Dutch winter speed skating marathon organisation and founder of the Alternative Elfstedentocht. His father, Bram Koopmans was the organiser for the Am ...
(1946–2007), Dutch businessman
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Ger Koopmans
Gerardus Peter Jan (Ger) Koopmans (born 14 August 1962 in Velden) is a former Dutch politician. As a member of the Christian Democratic Appeal (Christen-Democratisch Appèl) he was an MP from 23 May 2002 to 19 September 2012. He focused on matt ...
(born 1962), Dutch CDA politician
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Leo Koopmans
Leo Donald Koopmans (born November 28, 1953) is a former Netherlands, Dutch international ice hockey forward. Koopmans played 15 seasons in the Eredivisie, becoming the league's top scorer for 1977-8. He was born in Barrie, Ontario and since his ...
(born 1953), Dutch ice hockey player
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Luuk Koopmans
Luuk Koopmans (born 18 November 1993) is a Dutch professional footballer who plays as a goalkeeper for club Fortuna Sittard. He formerly played for Oss '20, NEC, FC Oss, MVV Maastricht, PSV and ADO Den Haag.
Early life
Koopmans was born on 18 ...
(born 1993), Dutch football goalkeeper
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Marion Koopmans
Maria Petronella Gerarda Koopmans (born 21 September 1956) is a Dutch virologist who is Head of the Erasmus MC Department of Viroscience. Her research considers emerging infectious diseases, noroviruses and veterinary medicine. In 2018 she was aw ...
(born 1956), Dutch virologist
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Rachel Koopmans
Rachel M. Koopmans is an American–Canadian academic and author specializing in medieval history. She is an associate professor of history at York University and a member of the College of New Scholars of the Royal Society of Canada. She was part ...
, Canadian historian
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Rudy Koopmans
Rudy Koopmans (also Rudi, born 30 January 1948) is a retired Dutch professional boxer who was active between 1972 and 1984. On 7 March 1979 he won the European light heavyweight title (EBU) against Aldo Traversaro in the seventh round. Over the ...
(born 1948), Dutch boxer
* Ruud Koopmans (born 1961), Dutch sociologist
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Thijmen Koopmans
Thijmen (Tim) Koopmans (11 August 1929 – 24 December 2015) was a Dutch judge and prominent academic. He was a judge of the Supreme Court of the Netherlands and the European Court of Justice.
Biography
Koopmans was born on 11 August 1929 in A ...
(1929–2015), Dutch judge
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Tini Koopmans
Tini Koopmans (26 May 1912 – 17 December 1981) was a Dutch athlete. She competed in the women's high jump and the women's discus throw at the 1936 Summer Olympics
The 1936 Summer Olympics (German: ''Olympische Sommerspiele 1936''), ...
(1912–1981), Dutch high jumper, discus thrower and shot putter
* Tjalling Koopmans (1910–1985), Dutch American mathematician, physicist and economist and Nobel Laureate
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Koopmans' theorem
Koopmans' theorem states that in closed-shell Hartree–Fock theory (HF), the first ionization energy of a molecular system is equal to the negative of the orbital energy of the highest occupied molecular orbital (HOMO). This theorem is named afte ...
, a quantum chemistry theorem published by Tjalling Koopmans
See also
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Koopman Koopman is a Dutch language, Dutch occupational surname that means "merchant". The spelling Coopman is more common in West Flanders.Coopman at ...