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Frank J. Sprague

1857 - 1934

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Frank Julian Sprague (July 25, 1857 in Milford, Connecticut – October 25, 1934) was an American inventor who contributed to the development of the electric motor, electric railways, and electric elevators. His contributions were especially important in promoting urban development by increasing the size cities could reasonably attain (through better transportation) and by allowing greater concentration of business in commercial sections (through use of electric elevators in skyscrapers). He became known as the "Father of Electric Traction". Demonstrating an aptitude for science and mathematics, Sprague secured an appointment to the U.S. Read more on Wikipedia

Since 2007, the English Wikipedia page of Frank J. Sprague has received more than 217,541 page views. Her biography is available in 17 different languages on Wikipedia. Frank J. Sprague is the 362nd most popular inventor (down from 313th in 2019), the 9,267th most popular biography from United States (down from 6,688th in 2019) and the 101st most popular American Inventor.

Memorability Metrics

  • 220k

    Page Views (PV)

  • 42.45

    Historical Popularity Index (HPI)

  • 17

    Languages Editions (L)

  • 2.70

    Effective Languages (L*)

  • 3.13

    Coefficient of Variation (CV)

Page views of Frank J. Spragues by language


Among inventors, Frank J. Sprague ranks 362 out of 354Before her are Arunachalam Muruganantham, Andy Bechtolsheim, John Whitehurst, Elmer Ambrose Sperry, Lewis Howard Latimer, and Bette Nesmith Graham. After her are Roger C. Field, Christopher C. Kraft Jr., Peter Cooper, Mohamed M. Atalla, Arnold Orville Beckman, and Richard Pearse.

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Among people born in 1857, Frank J. Sprague ranks 121Before her are Charles Frédéric Petit, Herbert Plumer, 1st Viscount Plumer, John Jacob Abel, Max Weiss, Edward Henry Potthast, and Charles B. Cory. After her are John Joly, Auguste Serrurier, Walter Rutherford, Rudolf Thurneysen, and Gertrude Atherton. Among people deceased in 1934, Frank J. Sprague ranks 147Before her are Edgeworth David, Horace Lamb, Joel Lehtonen, Heinz Prüfer, Dukinfield Henry Scott, and Augusto Pestana. After her are Lowell Sherman, Cass Gilbert, Arthur Surridge Hunt, Davidson Black, Karl Dane, and Lew Cody.

Others Born in 1857

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In United States

Among people born in United States, Frank J. Sprague ranks 9,267 out of 18,182Before her are William Varley (1880), Curtis T. McMullen (1958), Kyle Eastwood (1968), Kim Delaney (1961), Craig Robinson (1971), and Richie Ramone (1957). After her are Robert L. Stewart (1942), Edward Brophy (1895), Dorian Harewood (1950), John Nelson (1791), Laura Poitras (1964), and Lucille La Verne (1872).

Among INVENTORS In United States

Among inventors born in United States, Frank J. Sprague ranks 101Before her are Elizabeth Holmes (1984), Charles Darrow (1889), George Beauchamp (1899), Elmer Ambrose Sperry (1860), Lewis Howard Latimer (1848), and Bette Nesmith Graham (1924). After her are Christopher C. Kraft Jr. (1924), Peter Cooper (1791), Arnold Orville Beckman (1900), Walter Frederick Morrison (1920), John F. Seitz (1892), and Charles F. Kettering (1958).