BIOLOGIST

Wilhem de Haan

1801 - 1855

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Wilhem de Haan (7 February 1801 in Amsterdam – 15 April 1855 in Leiden) was a Dutch zoologist. He specialised in the study of insects and crustaceans, and was the first keeper of invertebrates at the Rijksmuseum in Leiden, now Naturalis. He was forced to retire in 1846, when he was partially paralysed by a spinal disease. Read more on Wikipedia

Since 2007, the English Wikipedia page of Wilhem de Haan has received more than 23,086 page views. His biography is available in 16 different languages on Wikipedia (up from 15 in 2019). Wilhem de Haan is the 897th most popular biologist (down from 891st in 2019), the 877th most popular biography from Netherlands (down from 857th in 2019) and the 17th most popular Dutch Biologist.

Memorability Metrics

  • 23k

    Page Views (PV)

  • 45.46

    Historical Popularity Index (HPI)

  • 16

    Languages Editions (L)

  • 4.03

    Effective Languages (L*)

  • 2.15

    Coefficient of Variation (CV)

Page views of Wilhem de Haans by language

Over the past year Wilhem de Haan has had the most page views in the with 2,717 views, followed by Japanese (2,237), and German (1,162). In terms of yearly growth of page views the top 3 wikpedia editions are Russian (238.93%), Tamil (147.95%), and Belarusian (78.00%)

Among BIOLOGISTS

Among biologists, Wilhem de Haan ranks 897 out of 1,097. Before him are Nikolay Timofeev-Ressovsky, Carl Fredrik Fallén, Peter Ascanius, Clinton Hart Merriam, Yasutomi Nishizuka, and Otto Bütschli. After him are Francis Willughby, Thomas Say, Robert Morison, Thomas Hardwicke, William Yarrell, and Sereno Watson.

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Contemporaries

Among people born in 1801, Wilhem de Haan ranks 80. Before him are Georgios Koletis, Maria Röhl, Charles Combes, Jules Pierre Rambur, George Perkins Marsh, and Robert J. Walker. After him are Anthony Ashley-Cooper, 7th Earl of Shaftesbury, Albert Auguste Perdonnet, Athanasios Vouros, and Samuel Gridley Howe. Among people deceased in 1855, Wilhem de Haan ranks 46. Before him are Henry Bishop, Francisco Xavier de Luna Pizarro, Mihály Pollack, Fruto Chamorro, Timofey Granovsky, and William John Swainson. After him are John Canfield Spencer, Henry De la Beche, Sahle Dengel, Feargus O'Connor, Dorothy Wordsworth, and Mary Russell Mitford.

Others Born in 1801

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Others Deceased in 1855

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In Netherlands

Among people born in Netherlands, Wilhem de Haan ranks 877 out of 1,646. Before him are Johannes van Dijk (1868), Jan Poortvliet (1955), Willem Slijkhuis (1923), Ronald Plasterk (1957), Quincy Promes (1992), and André Ooijer (1974). After him are Milly Scott (1933), Bobbi Eden (1980), Han Berger (1950), Rob Witschge (1966), Sofyan Amrabat (1996), and Gerard Joling (1960).

Others born in Netherlands

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Among BIOLOGISTS In Netherlands

Among biologists born in Netherlands, Wilhem de Haan ranks 17. Before him are Pieter Bleeker (1819), Johannes Burman (1707), George Clifford III (1685), Volcher Coiter (1534), Jan Frederik Gronovius (1686), and C. B. van Niel (1897). After him are Wim Crusio (1954), and Pieter Willem Korthals (1807).

Dutch born Biologists

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