Alonzo Church

1903 - 1995

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Alonzo Church (June 14, 1903 – August 11, 1995) was an American mathematician, computer scientist, logician, and philosopher who made major contributions to mathematical logic and the foundations of theoretical computer science. He is best known for the lambda calculus, the Church–Turing thesis, proving the unsolvability of the Entscheidungsproblem ("decision problem"), the Frege–Church ontology, and the Church–Rosser theorem. Read more on Wikipedia

Since 2007, the English Wikipedia page of Alonzo Church has received more than 765,652 page views. His biography is available in 51 different languages on Wikipedia (up from 48 in 2019). Alonzo Church is the 162nd most popular mathematician (up from 204th in 2019), the 1,174th most popular biography from United States (up from 1,574th in 2019) and the 9th most popular American Mathematician.

Alonzo Church was a logician and mathematician who is most famous for inventing the lambda calculus in the 1930s.

Memorability Metrics

  • 770k

    Page Views (PV)

  • 61.60

    Historical Popularity Index (HPI)

  • 51

    Languages Editions (L)

  • 6.94

    Effective Languages (L*)

  • 4.12

    Coefficient of Variation (CV)

Page views of Alonzo Churches by language

Over the past year Alonzo Church has had the most page views in the with 92,822 views, followed by German (10,317), and Spanish (9,614). In terms of yearly growth of page views the top 3 wikpedia editions are Mingrelian (115.94%), German (85.22%), and Chinese (18.21%)


Among mathematicians, Alonzo Church ranks 162 out of 1,004Before him are Arthur Cayley, Menelaus of Alexandria, Robert Aumann, Giambattista della Porta, Simplicius of Cilicia, and Wacław Sierpiński. After him are André Weil, James Joseph Sylvester, Pierre Bouguer, George Pólya, Felix Hausdorff, and René Thom.

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Among people born in 1903, Alonzo Church ranks 56Before him are John Vincent Atanasoff, Claudio Arrau, Giulio Natta, The French Angel, Yisrael Kristal, and Vladimir Bartol. After him are Ernest Walton, Claudette Colbert, Abul A'la Maududi, Eliot Ness, George Davis Snell, and Vincente Minnelli. Among people deceased in 1995, Alonzo Church ranks 43Before him are Roger Zelazny, Louis Malle, U Nu, Rory Gallagher, John Vincent Atanasoff, and Pierre Schaeffer. After him are Ernest Walton, Lita Grey, Carlos Monzón, Ștefan Kovács, Siad Barre, and Ernest Gellner.

Others Born in 1903

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Others Deceased in 1995

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In United States

Among people born in United States, Alonzo Church ranks 1,174 out of 20,380Before him are Roy O. Disney (1893), Susan Wojcicki (1968), Jackie Robinson (1919), Noah Gordon (1926), Liliʻuokalani (1838), and Clyde Drexler (1962). After him are William Gibson (1948), Gene Sharp (1928), Yonatan Netanyahu (1946), Anjelica Huston (1951), George Armitage Miller (1920), and Lisa Kudrow (1963).

Among MATHEMATICIANS In United States

Among mathematicians born in United States, Alonzo Church ranks 9Before him are Norbert Wiener (1894), Claude Shannon (1916), Katherine Johnson (1918), Herbert A. Hauptman (1917), Mary Jackson (1921), and Edward Norton Lorenz (1917). After him are Jesse Douglas (1897), Karen Uhlenbeck (1942), Paul Cohen (1934), Lloyd Shapley (1923), John Milnor (1931), and John G. Thompson (1932).