William Bateson International Member (elected 1921)
August 8, 1861 - February 8, 1926

Frank M. Chapman Member (elected 1921)
June 12, 1864 - November 15, 1945

Christiaan Eijkman International Member (elected 1921)
August 11, 1858 - November 5, 1930

William L. Emmet Member (elected 1921)
July 10, 1859 - September 26, 1941

William Harkins Member (elected 1921)
December 28, 1873 - March 7, 1951

Ales Hrdlicka Member (elected 1921)
March 30, 1869 - September 5, 1943

Arthur Kennelly Member (elected 1921)
December 17, 1861 - June 18, 1939

William G. MacCallum Member (elected 1921)
April 18, 1874 - February 3, 1944

Dayton C. Miller Member (elected 1921)
March 13, 1866 - February 22, 1941

George Miller Member (elected 1921)
July 31, 1863 - February 10, 1951

Benjamin Robinson Member (elected 1921)
November 8, 1864 - July 27, 1935

Vesto M. Slipher Member (elected 1921)
November 11, 1875 - November 8, 1969

Lewis Stillwell Member (elected 1921)
March 12, 1863 - June 19, 1941

Donald D. Van Slyke Member (elected 1921)
March 29, 1883 - May 4, 1971

Thomas Vaughan Member (elected 1921)
September 20, 1870 - January 16, 1952

Henry Washington Member (elected 1921)
January 15, 1867 - January 7, 1934

Robert S. Woodworth Member (elected 1921)
October 17, 1869 - July 4, 1962