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James Gregory

1638 - 1675

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James Gregory FRS (November 1638 – October 1675) was a Scottish mathematician and astronomer. His surname is sometimes spelt as Gregorie, the original Scottish spelling. Read more on Wikipedia

Since 2007, the English Wikipedia page of James Gregory has received more than 24,063 page views. His biography is available in 39 different languages on Wikipedia (up from 37 in 2019). James Gregory is the 149th most popular mathematician (up from 158th in 2019), the 771st most popular biography from United Kingdom (up from 804th in 2019) and the 17th most popular British Mathematician.

James Gregory is most famous for his invention of the reflecting telescope.

Memorability Metrics

  • 24k

    Page Views (PV)

  • 61.33

    Historical Popularity Index (HPI)

  • 39

    Languages Editions (L)

  • 9.43

    Effective Languages (L*)

  • 2.62

    Coefficient of Variation (CV)

Page views of James Gregories by language


Among mathematicians, James Gregory ranks 149 out of 823Before him are James Joseph Sylvester, Felix Hausdorff, Stanislaw Ulam, Aleksandr Lyapunov, Jakob Steiner, and Victor D'Hondt. After him are Harald Bohr, Nicomachus, Hermann Grassmann, Zoia Ceaușescu, Gabriel Lamé, and Paul Ehrenfest.

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Among people born in 1638, James Gregory ranks 10Before him are Nicolas Malebranche, Nicolas Steno, Catherine of Braganza, Emperor Go-Sai, Olympia Mancini, Countess of Soissons, and Meindert Hobbema. After him are Elisabetta Sirani, Christoph Cellarius, Frederik Ruysch, Ernst Rüdiger von Starhemberg, Carlo Fontana, and Zeb-un-Nissa. Among people deceased in 1675, James Gregory ranks 5Before him are Johannes Vermeer, Henri de La Tour d'Auvergne, Viscount of Turenne, Gerrit Dou, and Charles Emmanuel II, Duke of Savoy. After him are Ernest I, Duke of Saxe-Gotha, Guru Tegh Bahadur, Thomas Willis, Charles IV, Duke of Lorraine, Gilles de Roberval, Amalia of Solms-Braunfels, and Leopoldo de' Medici.

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Others Deceased in 1675

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In United Kingdom

Among people born in United Kingdom, James Gregory ranks 771 out of 7,765Before him are Tim Roth (1961), John Ambrose Fleming (1849), Edmund Allenby, 1st Viscount Allenby (1861), Kenny Dalglish (1951), Charles Spurgeon (1834), and Bryan Ferry (1945). After him are E. M. Forster (1879), Charles Laughton (1899), William Lassell (1799), Henry Fielding (1707), John of Salisbury (1110), and Frederick Fleet (1887).

Among MATHEMATICIANS In United Kingdom

Among mathematicians born in United Kingdom, James Gregory ranks 17Before him are Andrew Wiles (1953), Brook Taylor (1685), Robert Grosseteste (1175), William Oughtred (1574), Arthur Cayley (1821), and James Joseph Sylvester (1814). After him are Colin Maclaurin (1698), Michael Atiyah (1929), Henry Briggs (1561), John Horton Conway (1937), Johannes de Sacrobosco (1195), and Robert Recorde (1512).