Benjamin T. Babbitt (1809 - 1889)

William Edward Ayrton (1847 - 1908)

William W. Averell (1832 - 1900)

Wilbur Olin Atwater (1844 - 1907)

Svante Arrhenius (1859 - 1927)

Edwin Howard Armstrong (1890 - 1954)

Louis Armand (1905 - 1971)

Richard Arkwright (1732 - 1792)

François Arago (1786 - 1853)

Dr. Virginia Apgar (1909 - 1974)

Roy Chapman Andrews (1884 - 1960)

Elizabeth Garrett Anderson (1836 - 1917)

Carl David Anderson (1905 - 1991)

Andre Marie Amphere (1775 - 1836)

Florentino Ameghino (1854 - 1911)

Alois Alzheimer (1864 - 1915)

Roone Arledge (1931 - 2002)

Michelangelo Antonioni (1912 - 2007)

Herbert Jon “Tex” Antoine, Jr (1923 - 1983)

Rodney “Yokozuna” Anoai (1966 - 2000)

Richard Angas (1942 - 2013)

Rex Elvie Allen (1920 - 1999)

Lew Anderson (1922 - 2006)

Juliet Anderson (1938 - 2010)

John Murray Anderson (1886 - 1954)

Ernie Anderson (1923 - 1997)

Carmen Amaya (1918 - 1963)

Robert Altman (1925 - 2006)

Wayne Allwine (1947 - 2009)

Sheldon Allman (1924 - 2002)