Herman Claudius van Riemsdijk
Brazilian chess player

Herman Claudius van Riemsdijk (born 26 August 1948) is a Brazilian chess player. He was awarded the title International Master by FIDE in 1978. Van Riemsdijk was also granted the title of International Arbiter in 1981.
Born in Tiel, the Netherlands, van Riemsdijk arrived in Brazil on 16 June 1958. He was Brazilian champion in 1970, 1973, and 1988, and Pan American champion in 1977. He played for Brazil in the Chess Olympiad eleven times (1972–1974, 1978–1984, 1988–1994, 1998) and in the Pan American Team Chess Championship three times (1971, 1985, 1991).
He has written articles for several chess publications, and with Belgian chess player Willem Diederik Hajenius he co-authored the book Final Countdown, a treatise on pawn endings. He has also been a second to Brazilian junior players, and has played as widely as New Zealand (where a brother lives) and Australia. His fluency in several languages helps.
In 2018 van Riemsdijk was awarded the title of FIDE Trainer and he was appointed captain/coach of the New Zealand women's team for the 43rd Chess Olympiad in Batumi, Georgia.
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The subject matters to the people & ideas register because the source frames it as brazilian chess player. Its deeper value depends on whether names, dates, institutions and citations support that framing.
The entry’s evidential value lies in the named roles, institutions and publications that can be tested against primary documentation. The source revision retrieved here is dated Jul 9, 2026. The linked authority identifier is Q9291551. VIAF identifies the subject as 24208381. The Library of Congress control number is no97055812. 3 of 3 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1948, 1978, 1981 and 1958.
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This entry incorporates text from “Herman Claudius van Riemsdijk” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.