G. 't Hooft International Member (elected 1984)
Utrecht University
Primary: 13, Physics

Cleveland Abbe Member/Public Welfare Medalist (elected 1879)/(awarded 1916)
December 3, 1838 - October 28, 1916

Charles G. Abbot Member (elected 1915)
May 31, 1872 - December 17, 1973

Henry L. Abbot Member (elected 1872)
August 13, 1831 - October 1, 1927

Larry Abbott Member (elected 2014)
Columbia University
Primary: 28, Systems Neuroscience
Secondary: 13, Physics

John J. Abel Member (elected 1912)
May 19, 1857 - May 26, 1938

Robert H. Abeles Emeritus (elected 1976)
January 14, 1926 - June 18, 2000

John Abelson Member (elected 1985)
California Institute of Technology
Primary: 21, Biochemistry

Philip H. Abelson Member/Public Welfare Medalist (elected 1959)/(awarded 1992)
April 27, 1913 - August 1, 2004

Anatole Abragam International Member (elected 1977)
December 15, 1914 - June 8, 2011

Elihu Abrahams Member (elected 1987)
April 3, 1927 - October 18, 2018

Alexei A. Abrikosov Member (elected 2000)
June 25, 1928 - March 29, 2017

Hector D. Abruna Member (elected 2018)
Cornell University
Primary: 14, Chemistry

Daron Acemoglu Member (elected 2014)
Massachusetts Institute of Technology
Primary: 54, Economic Sciences

Jan D. Achenbach Member (elected 1992)
August 20, 1935 - August 22, 2020

Susan L. Ackerman Member (elected 2019)
University of California, San Diego
Primary: 24, Cellular and Molecular Neuroscience
Secondary: 26, Genetics

Andreas Acrivos Member (elected 1991)
Stanford University
Primary: 31, Engineering Sciences

Mario H. Acuna Member (elected 2007)
March 21, 1940 - March 5, 2009

Robert K. Adair Member (elected 1976)
August 14, 1924 - September 28, 2020

J. Frank Adams International Member (elected 1985)
November 5, 1930 - January 7, 1989

John C. Adams International Member (elected 1883)
June 5, 1819 - January 22, 1892

Robert McC. Adams Member (elected 1970)
July 23, 1926 - January 27, 2018

Frank D. Adams International Member (elected 1920)
September 17, 1859 - December 26, 1942

Jerry M. Adams Member (elected 2008)
University of Melbourne
Primary: 41, Medical Genetics, Hematology, and Oncology

Comfort A. Adams Member (elected 1930)
November 1, 1868 - February 21, 1958

Leason Adams Member (elected 1943)
January 16, 1887 - August 20, 1969

Roger Adams Member (elected 1929)
January 2, 1889 - July 6, 1971

Walter Adams Member (elected 1917)
December 20, 1876 - May 11, 1956

Lia Addadi International Member (elected 2017)
Weizmann Institute of Science
Primary: 14, Chemistry

Thomas Addis Member (elected 1944)
July 27, 1881 - June 4, 1949

Edward A. Adelberg Emeritus (elected 1971)
December 6, 1920 - August 7, 2009

Eric G. Adelberger Member (elected 1994)
University of Washington
Primary: 13, Physics

Edward H. Adelson Member (elected 2006)
Massachusetts Institute of Technology
Primary: 52, Psychological and Cognitive Sciences
Secondary: 34, Computer and Information Sciences

Sankar Adhya Member (elected 1994)
National Institutes of Health
Primary: 44, Microbial Biology
Secondary: 26, Genetics

Homer Adkins Member (elected 1942)
January 16, 1892 - August 10, 1949

Perry L. Adkisson Emeritus (elected 1979)
March 11, 1929 - June 25, 2020

Leonard M. Adleman Emeritus (elected 2006)
University of Southern California
Primary: 34, Computer and Information Sciences
Secondary: 11, Mathematics

Julius Adler Member (elected 1978)
University of Wisconsin-Madison
Primary: 21, Biochemistry
Secondary: 24, Cellular and Molecular Neuroscience

Stephen L. Adler Member (elected 1975)
Institute for Advanced Study
Primary: 13, Physics

Larissa Adler-Lomnitz International Member (elected 2010)
June 17, 1932 - April 13, 2019

Edgar D. Adrian International Member (elected 1941)
November 30, 1889 - August 4, 1977

Gabriel Aeppli Member (elected 2015)
ETH Zurich
Primary: 33, Applied Physical Sciences
Secondary: 13, Physics

David A. Agard Member (elected 2007)
University of California, San Francisco
Primary: 29, Biophysics and Computational Biology
Secondary: 22, Cellular and Developmental Biology

Alexander Agassiz Member (elected 1866)
December 17, 1835 - March 27, 1910

Louis Agassiz Member (elected 1863)
May 28, 1807 - December 14, 1873

Harold M. Agnew Member (elected 1979)
March 28, 1921 - September 29, 2013

Ian Agol Member (elected 2016)
University of California, Berkeley
Primary: 11, Mathematics

Anurag Agrawal Member (elected 2021)
Cornell University
Primary: 27, Evolutionary Biology
Secondary: 63, Environmental Sciences and Ecology

Arun Agrawal Member (elected 2018)
University of Michigan
Primary: 64, Human Environmental Sciences

Manindra Agrawal International Member (elected 2015)
Indian Institute of Technology
Primary: 11, Mathematics
Secondary: 34, Computer and Information Sciences