About Koos de Haas
Lived 1889 – 1966 (aged 77). Koos de Haas was a Dutch rower.
Koos de Haas (10 September 1889 – 30 September 1966) was a Dutch rower. He competed in the men's double sculls event at the 1920 Summer Olympics.
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Important facts
Contemporaries
People whose lives overlapped Koos de Haas's
Frequently asked questions
Who was Koos de Haas?
Dutch rower (1889–1966)
When was Koos de Haas born?
Koos de Haas was born on 10 September 1889 in Amsterdam.
When did Koos de Haas die?
Koos de Haas died on 30 September 1966 in The Hague.
What was Koos de Haas's occupation?
Koos de Haas was a rower.
What nationality was Koos de Haas?
Koos de Haas was Dutch.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Koos de Haas. https://biography.guide/koos-de-haas/
MLA: "Koos de Haas." Biography.guide, https://biography.guide/koos-de-haas/.
Chicago: "Koos de Haas." Biography.guide. https://biography.guide/koos-de-haas/.
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