1745 - 1818
Johan Gottlieb Gahn (19 August 1745 – 8 December 1818) was a Swedish chemist and metallurgist who discovered 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 38,670 page views. His biography is available in 30 different languages on Wikipedia (up from 29 in 2019). Johan Gottlieb Gahn is the 244th most popular chemist (down from 217th in 2019), the 206th most popular biography from Sweden (down from 175th in 2019) and the 10th most popular Swedish Chemist.
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Among chemists, Johan Gottlieb Gahn ranks 244 out of 510. Before him are William Standish Knowles, Erwin Chargaff, Vladimir Markovnikov, Carl Ferdinand Cori, Rodney Robert Porter, and Herbert C. Brown. After him are Jaroslav Heyrovský, Carl Reichenbach, Smithson Tennant, Alan MacDiarmid, Ronald George Wreyford Norrish, and Christian Friedrich Schönbein.
1917 - 2012
HPI: 68.19
Rank: 238
1905 - 2002
HPI: 68.11
Rank: 239
1838 - 1904
HPI: 68.07
Rank: 240
1896 - 1984
HPI: 68.06
Rank: 241
1917 - 1985
HPI: 68.05
Rank: 242
1912 - 2004
HPI: 68.05
Rank: 243
1745 - 1818
HPI: 68.03
Rank: 244
1890 - 1967
HPI: 68.03
Rank: 245
1788 - 1869
HPI: 68.02
Rank: 246
1761 - 1815
HPI: 68.01
Rank: 247
1927 - 2007
HPI: 68.01
Rank: 248
1897 - 1978
HPI: 67.99
Rank: 249
1799 - 1868
HPI: 67.87
Rank: 250
Among people born in 1745, Johan Gottlieb Gahn ranks 13. Before him are Carl Stamitz, Levin August von Bennigsen, Johan Christian Fabricius, Andrianampoinimerina, Casimir Pulaski, and Fyodor Ushakov. After him are Valentin Haüy, George Atwood, Şahin Giray, Denis Fonvizin, Mihrişah Sultan, and Jens Juel. Among people deceased in 1818, Johan Gottlieb Gahn ranks 12. Before him are Charlotte of Mecklenburg-Strelitz, Alexandre Pétion, Charles, Grand Duke of Baden, Hedvig Elisabeth Charlotte of Holstein-Gottorp, Matthew Lewis, and Louis Joseph, Prince of Condé. After him are Catherine-Dominique de Pérignon, Paul Revere, Heinrich Füger, Abigail Adams, Johann Nikolaus Forkel, and Caspar Wessel.
1745 - 1801
HPI: 70.10
Rank: 7
1745 - 1826
HPI: 69.79
Rank: 8
1745 - 1808
HPI: 69.18
Rank: 9
1745 - 1810
HPI: 68.99
Rank: 10
1745 - 1779
HPI: 68.15
Rank: 11
1745 - 1817
HPI: 68.14
Rank: 12
1745 - 1818
HPI: 68.03
Rank: 13
1745 - 1822
HPI: 67.87
Rank: 14
1745 - 1807
HPI: 67.53
Rank: 15
1745 - 1787
HPI: 66.67
Rank: 16
1745 - 1792
HPI: 66.57
Rank: 17
1745 - 1805
HPI: 66.49
Rank: 18
1745 - 1802
HPI: 66.34
Rank: 19
1744 - 1818
HPI: 69.61
Rank: 6
1770 - 1818
HPI: 68.92
Rank: 7
1786 - 1818
HPI: 68.72
Rank: 8
1759 - 1818
HPI: 68.57
Rank: 9
1775 - 1818
HPI: 68.54
Rank: 10
1736 - 1818
HPI: 68.36
Rank: 11
1745 - 1818
HPI: 68.03
Rank: 12
1754 - 1818
HPI: 67.91
Rank: 13
1735 - 1818
HPI: 67.60
Rank: 14
1751 - 1818
HPI: 66.96
Rank: 15
1744 - 1818
HPI: 66.76
Rank: 16
1749 - 1818
HPI: 66.13
Rank: 17
1745 - 1818
HPI: 65.89
Rank: 18
Among people born in Sweden, Johan Gottlieb Gahn ranks 206 out of 1,296. Before him are Yngwie Malmsteen (1963), Per Albin Hansson (1885), Ann-Margret (1941), Elias Magnus Fries (1794), Maud Adams (1945), and John Ericsson (1803). After him are Avicii (1989), Carl Bildt (1949), Knut Wicksell (1851), Sigvard Bernadotte (1907), Helge von Koch (1870), and Inger Nilsson (1959).
1963 - Present
HPI: 68.33
Rank: 200
1885 - 1946
HPI: 68.32
Rank: 201
1941 - Present
HPI: 68.30
Rank: 202
1794 - 1878
HPI: 68.21
Rank: 203
1945 - Present
HPI: 68.07
Rank: 204
1803 - 1889
HPI: 68.06
Rank: 205
1745 - 1818
HPI: 68.03
Rank: 206
1989 - 2018
HPI: 67.95
Rank: 207
1949 - Present
HPI: 67.95
Rank: 208
1851 - 1926
HPI: 67.94
Rank: 209
1907 - 2002
HPI: 67.94
Rank: 210
1870 - 1924
HPI: 67.94
Rank: 211
1959 - Present
HPI: 67.93
Rank: 212
Among chemists born in Sweden, Johan Gottlieb Gahn ranks 10. Before him are Theodor Svedberg (1884), Arne Tiselius (1902), Sune Bergström (1916), Bengt I. Samuelsson (1934), Johan August Arfwedson (1792), and Torbern Bergman (1735). After him are Axel Fredrik Cronstedt (1722), Carl Gustaf Mosander (1797), Georg Brandt (1694), Per Teodor Cleve (1840), Lars Fredrik Nilson (1840), and Anders Gustaf Ekeberg (1767).
1884 - 1971
HPI: 73.86
Rank: 4
1902 - 1971
HPI: 73.16
Rank: 5
1916 - 2004
HPI: 70.90
Rank: 6
1934 - Present
HPI: 69.79
Rank: 7
1792 - 1841
HPI: 69.75
Rank: 8
1735 - 1784
HPI: 68.82
Rank: 9
1745 - 1818
HPI: 68.03
Rank: 10
1722 - 1765
HPI: 67.41
Rank: 11
1797 - 1858
HPI: 67.04
Rank: 12
1694 - 1768
HPI: 66.43
Rank: 13
1840 - 1905
HPI: 66.15
Rank: 14
1840 - 1899
HPI: 65.61
Rank: 15
1767 - 1813
HPI: 65.53
Rank: 16