Johan Gottlieb Gahn

1745 - 1818

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Johan Gottlieb Gahn (19 August 1745 – 8 December 1818) was a Swedish chemist and metallurgist who isolated manganese in 1774. Gahn studied in Uppsala 1762 – 1770 and became acquainted with chemists Torbern Bergman and Carl Wilhelm Scheele. Read more on Wikipedia

Since 2007, the English Wikipedia page of Johan Gottlieb Gahn has received more than 48,760 page views. His biography is available in 31 different languages on Wikipedia. Johan Gottlieb Gahn is the 208th most popular chemist (up from 249th in 2019), the 161st most popular biography from Sweden (up from 198th in 2019) and the 9th most popular Swedish Chemist.

Memorability Metrics

  • 49k

    Page Views (PV)

  • 60.92

    Historical Popularity Index (HPI)

  • 31

    Languages Editions (L)

  • 14.14

    Effective Languages (L*)

  • 1.69

    Coefficient of Variation (CV)

Page views of Johan Gottlieb Gahns by language

Over the past year Johan Gottlieb Gahn has had the most page views in the with 5,382 views, followed by Spanish (1,937), and German (1,405). In terms of yearly growth of page views the top 3 wikpedia editions are Belarusian (101.47%), Esperanto (73.93%), and Bosnian (71.66%)


Among chemists, Johan Gottlieb Gahn ranks 208 out of 602Before him are Ignacy Łukasiewicz, Mario J. Molina, Nikolay Semyonov, Charles Adolphe Wurtz, Kenichi Fukui, and John Fenn. After him are Gerhard Herzberg, Wallace Carothers, Friedrich Sertürner, Satoshi Ōmura, Aziz Sancar, and Antoni Grabowski.

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Among people born in 1745, Johan Gottlieb Gahn ranks 9Before him are Mikhail Kutuzov, Philippe Pinel, Maria Luisa of Spain, Archduke Charles Joseph of Austria, Levin August von Bennigsen, and Carl Stamitz. After him are Fyodor Ushakov, Chevalier de Saint-Georges, Johan Christian Fabricius, Mihrişah Sultan, Shneur Zalman of Liadi, and Andrianampoinimerina. Among people deceased in 1818, Johan Gottlieb Gahn ranks 9Before him are Gaspard Monge, Michael Andreas Barclay de Tolly, Jan Henryk Dąbrowski, Charles, Grand Duke of Baden, Hedvig Elisabeth Charlotte of Holstein-Gottorp, and Maria Isabel of Braganza. After him are Matthew Lewis, Paul Revere, Catherine-Dominique de Pérignon, Louis Joseph, Prince of Condé, Alexandre Pétion, and Abigail Adams.

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Others Deceased in 1818

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In Sweden

Among people born in Sweden, Johan Gottlieb Gahn ranks 161 out of 1,879Before him are Ulf Kristersson (1963), Tomas Lindahl (1938), Gösta Mittag-Leffler (1846), Carl Peter Thunberg (1743), Oscar Montelius (1843), and Gustaf de Laval (1845). After him are Ellen Key (1849), John Bauer (1882), Margaret Leijonhufvud (1516), Eric X of Sweden (1180), Charles VII of Sweden (1130), and Claes Oldenburg (1929).

Among CHEMISTS In Sweden

Among chemists born in Sweden, Johan Gottlieb Gahn ranks 9Before him are Svante Arrhenius (1859), Arne Tiselius (1902), Theodor Svedberg (1884), Per Teodor Cleve (1840), Sune Bergström (1916), and Bengt I. Samuelsson (1934). After him are Johan August Arfwedson (1792), Axel Fredrik Cronstedt (1722), Georg Brandt (1694), Carl Gustaf Mosander (1797), Torbern Bergman (1735), and Anders Gustaf Ekeberg (1767).