PHYSICIAN

John Langdon Down

1828 - 1896

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John Langdon Haydon Down (18 November 1828 – 7 October 1896) was a British physician best known for his description of the genetic condition now known as Down syndrome, which he originally classified in 1862. Read more on Wikipedia

Since 2007, the English Wikipedia page of John Langdon Down has received more than 460,529 page views. His biography is available in 32 different languages on Wikipedia (up from 31 in 2019). John Langdon Down is the 160th most popular physician (down from 151st in 2019), the 805th most popular biography from United Kingdom (down from 781st in 2019) and the 10th most popular British Physician.

John Langdon Down was a doctor who first described what is now known as Down syndrome in 1866.

Memorability Metrics

  • 460k

    Page Views (PV)

  • 61.23

    Historical Popularity Index (HPI)

  • 32

    Languages Editions (L)

  • 6.06

    Effective Languages (L*)

  • 2.92

    Coefficient of Variation (CV)

Among PHYSICIANS

Among physicians, John Langdon Down ranks 160 out of 726Before him are Joseph Calasanz, Trota of Salerno, James Black, Carl Ludwig, Severo Ochoa, and Charles Brenton Huggins. After him are George Whipple, Rolf M. Zinkernagel, Agnodice, Robin Cook, Georgios Papanikolaou, and Jean Marc Gaspard Itard.

Most Popular Physicians in Wikipedia

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Contemporaries

Among people born in 1828, John Langdon Down ranks 16Before him are Dante Gabriel Rossetti, Nikolay Chernyshevsky, Ferdinand Cohn, Albert Marth, Louise of the Netherlands, and Albert of Saxony. After him are Edmond François Valentin About, Paul Gachet, Joseph Swan, Prince Friedrich Karl of Prussia, Alexander Butlerov, and Iosif Gurko. Among people deceased in 1896, John Langdon Down ranks 20Before him are Harriet Beecher Stowe, H. H. Holmes, Edmond de Goncourt, Louis-Jules Trochu, Richard Avenarius, and Ambroise Thomas. After him are Prince Louis, Duke of Nemours, Ichiyō Higuchi, Prince Henry of Battenberg, Emil du Bois-Reymond, Frederic Leighton, and Maurice de Hirsch.

Others Born in 1828

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Others Deceased in 1896

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In United Kingdom

Among people born in United Kingdom, John Langdon Down ranks 805 out of 8,785Before him are John Ambrose Fleming (1849), Mary, Princess Royal and Countess of Harewood (1897), William Ewart Gladstone (1809), David Harvey (1935), John Vane (1927), and George Herbert, 5th Earl of Carnarvon (1866). After him are Adam Ferguson (1723), Diana Wynne Jones (1934), Robert Graves (1895), David Cameron (1966), Osborne Reynolds (1842), and John Ray (1627).

Among PHYSICIANS In United Kingdom

Among physicians born in United Kingdom, John Langdon Down ranks 10Before him are Joseph Lister (1827), James Parkinson (1755), Niels Kaj Jerne (1911), John Snow (1813), Edgar Adrian (1889), and James Black (1924). After him are Frederick Griffith (1879), Alan Hodgkin (1914), Hans Sloane (1660), Thomas Willis (1621), Mungo Park (1771), and James Lind (1716).