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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. 1770 he settled in Falun, where he introduced improvements in copper smelting, and participated in building up several factories, including those for vitriol, sulfur and red paint. He was the chemist for The Swedish Board of Mines Bergskollegium from 1773 – 1817. Read more on Wikipedia

Since 2007, the English Wikipedia page of Johan Gottlieb Gahn has received more than 40,980 page views. His biography is available in 31 different languages on Wikipedia (up from 30 in 2019). Johan Gottlieb Gahn is the 249th most popular chemist (down from 244th in 2019), the 199th most popular biography from Sweden (up from 206th in 2019) and the 9th most popular Swedish Chemist.

Memorability Metrics

  • 41k

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    Historical Popularity Index (HPI)

  • 31

    Languages Editions (L)

  • 12.57

    Effective Languages (L*)

  • 1.77

    Coefficient of Variation (CV)

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Among chemists, Johan Gottlieb Gahn ranks 249 out of 509Before him are Edward W. Morley, Donald J. Cram, Jaroslav Heyrovský, Vincent du Vigneaud, John Polanyi, and Michael Polanyi. After him are Charles Adolphe Wurtz, Thomas Graham, Karl Barry Sharpless, Charles François de Cisternay du Fay, Axel Fredrik Cronstedt, and Geoffrey Wilkinson.

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Among people born in 1745, Johan Gottlieb Gahn ranks 13Before him are Carl Stamitz, Levin August von Bennigsen, Andrianampoinimerina, Fyodor Ushakov, Valentin Haüy, and Johan Christian Fabricius. After him are Şahin Giray, Mihrişah Sultan, Casimir Pulaski, George Atwood, Olaudah Equiano, and Shneur Zalman of Liadi. Among people deceased in 1818, Johan Gottlieb Gahn ranks 12Before him are Maria Isabel of Braganza, Hedvig Elisabeth Charlotte of Holstein-Gottorp, Charles, Grand Duke of Baden, Louis Joseph, Prince of Condé, Alexandre Pétion, and Warren Hastings. After him are Catherine-Dominique de Pérignon, Matthew Lewis, Heinrich Füger, Abigail Adams, Paul Revere, and Frederick Louis, Prince of Hohenlohe-Ingelfingen.

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In Sweden

Among people born in Sweden, Johan Gottlieb Gahn ranks 199 out of 1,612Before him are Gunilla Bielke (1568), Lars Levi Laestadius (1800), Gideon Sundback (1880), Maj Sjöwall (1935), Mats Wilander (1964), and Nicolai Gedda (1925). After him are Per Gessle (1959), Sigvard Bernadotte (1907), Axel Fredrik Cronstedt (1722), Stig Dagerman (1923), Carl Bildt (1949), and Stig Anderson (1931).

Among CHEMISTS In Sweden

Among chemists born in Sweden, Johan Gottlieb Gahn ranks 9Before him are Jöns Jacob Berzelius (1779), Theodor Svedberg (1884), Arne Tiselius (1902), Bengt I. Samuelsson (1934), Sune Bergström (1916), and Johan August Arfwedson (1792). After him are Axel Fredrik Cronstedt (1722), Carl Gustaf Mosander (1797), Torbern Bergman (1735), Georg Brandt (1694), Anders Gustaf Ekeberg (1767), and Lars Fredrik Nilson (1840).