INVENTOR

Juan de la Cierva, 1st Count of la Cierva

1895 - 1936

Photo of Juan de la Cierva, 1st Count of la Cierva

Icon of person Juan de la Cierva, 1st Count of la Cierva

Juan de la Cierva y Codorníu, 1st Count of la Cierva ([ˈxwan de la ˈθjeɾβaj koðoɾˈni.u]; 21 September 1895 – 9 December 1936), was a Spanish civil engineer, pilot and a self-taught aeronautical engineer. His most famous accomplishment was the invention in 1920 of a rotorcraft called Autogiro, a single-rotor type of aircraft that came to be called autogyro in the English language. Read more on Wikipedia

Since 2007, the English Wikipedia page of Juan de la Cierva, 1st Count of la Cierva has received more than 22,217 page views. His biography is available in 29 different languages on Wikipedia (up from 27 in 2019). Juan de la Cierva, 1st Count of la Cierva is the 181st most popular inventor (down from 169th in 2019), the 708th most popular biography from Spain (down from 660th in 2019) and the 2nd most popular Spanish Inventor.

Memorability Metrics

  • 22k

    Page Views (PV)

  • 56.06

    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 4.08

    Effective Languages (L*)

  • 2.99

    Coefficient of Variation (CV)

Page views of Juan de la Cierva, 1st Count of la Ciervas by language

Over the past year Juan de la Cierva, 1st Count of la Cierva has had the most page views in the with 58,392 views, followed by German (3,177), and Russian (2,733). In terms of yearly growth of page views the top 3 wikpedia editions are Malagasy (126.64%), Esperanto (77.91%), and Latvian (71.77%)

Among INVENTORS

Among inventors, Juan de la Cierva, 1st Count of la Cierva ranks 181 out of 426. Before him are Friedrich Zander, Joseph Monier, Philo Farnsworth, Henrich Focke, James Dyson, and Georges Claude. After him are Charles Martin Hall, Larry Sanger, Heinrich Daniel Ruhmkorff, George de Mestral, Sandford Fleming, and Traian Vuia.

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Contemporaries

Among people born in 1895, Juan de la Cierva, 1st Count of la Cierva ranks 106. Before him are Max Koegel, Martin Luther, Liaquat Ali Khan, Abdullah Al-Salim Al-Sabah, Nikolay Shchors, and Heinrich Eberbach. After him are Matthew Ridgway, Mario Castelnuovo-Tedesco, Hans Loritz, Josef Bürckel, René Mayer, and Rolf Nevanlinna. Among people deceased in 1936, Juan de la Cierva, 1st Count of la Cierva ranks 76. Before him are Meir Dizengoff, Hans Poelzig, Gustave Kahn, Arvid Lindman, Sergey Kamenev, and Édouard Herzen. After him are Nahum Sokolow, Alexander Tamanian, Jean-Baptiste Charcot, Hu Hanmin, Nestor Lakoba, and Alexandros Zaimis.

Others Born in 1895

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Others Deceased in 1936

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In Spain

Among people born in Spain, Juan de la Cierva, 1st Count of la Cierva ranks 708 out of 3,355. Before him are Juan de Valdés Leal (1622), Mariano José de Larra (1809), Infanta María Teresa of Spain (1882), Lorenzo Fernández (1900), Álvaro del Portillo (1914), and Jacinto Quincoces (1905). After him are Josep Maria Bartomeu (1963), Joseph Albo (1380), Luis Fernández (1959), David Silva (1986), José Miaja (1878), and Itziar Ituño (1974).

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Among INVENTORS In Spain

Among inventors born in Spain, Juan de la Cierva, 1st Count of la Cierva ranks 2. Before him are Abbas ibn Firnas (810). After him are Narcís Monturiol (1819), and Leonardo Torres y Quevedo (1852).

Spanish born Inventors

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