Individual Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible for election as Individual Members. Individual Members are, normally, admitted by the Executive Committee on the proposal of a National Member.

Individual Members listed in the IAU Directory have a valid, public email, and are affiliated to at least one Division. They are labeled as "Active Members". For corrections and updates, please contact Any members remaining Inactive for more than 10 years will be removed from the IAU lists.

Additionally, while only Active Members are listed in the IAU Directory, you may still search for Active, Inactive or Deceased Members in the search field to your right.

Total number of IAU members:12457. Number of Active Individual Members in the IAU Directory: 9905

These statistics refer to Active members. Please note also that these numbers to not include IAU members for which we do not have a date of birth.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Name Location NCA adherence
de Zeeuw, Pieter T. Germany Germany
de Zotti, Gianfranco Italy Italy
Dhawan, Vivek United States United States
d'Hendecourt, Louis France France
Dhillon, Vikram Singh United Kingdom United Kingdom
Dhurandhar, Sanjeev India India
Diaferio, Antonaldo Italy Italy
Diamond, Philip John United Kingdom United Kingdom
Dias da Costa, Roberto D. Brazil Brazil
Diaz, Angeles Isabel Spain Spain
Diaz, Marcos P. Brazil Brazil
Diaz, Ruben Joaquin Argentina Argentina
Díaz-Santos, Tanio United States United States
Diaz Trigo, Maria Germany Germany
Dib, Sami Denmark Denmark
Dick, Steven J. United States United States
Dick, Wolfgang R. Germany Germany
Dickel, Helene R. United States United States
Dickel, John R. United States United States
Dickey, Jean O'Brien United States United States
Dickey, John M. Australia Australia
Dickinson, Mark Everett United States United States
Dickman, Robert L. United States United States
Dickman, Steven R. United States United States
Di Cocco, Guido Italy Italy
Didkovsky, Leonid United States United States
Diego, Francisco United Kingdom United Kingdom
Diego, Jose M. Spain Spain
Diehl, Roland L. Germany Germany
Diercksen, Geerd H.F. Germany Germany
Dietrich, Matthias United States United States
Dietrich , Jörg P. Germany Germany
Di Francesco, James Canada Canada
Digel, Seth William United States United States
Dikova, Smilyana D. United States United States
Di Martino, Mario Italy Italy
Di Mauro, Maria Pia Italy Italy
Dimitrijevic, Milan S. Serbia, Republic of Serbia, Republic of
Dinerstein, Harriet L. United States United States
DING, Mingde China, Nanjing China, Nanjing
Dinh, Trung Van Viet Nam Viet Nam
Dintinjana, Bojan Slovenia, the Republic of AA-Country unknown
Dionatos, Odysseas Austria Austria
Dipper, Nigel A. United Kingdom United Kingdom
di Serego Alighieri, Sperello Italy Italy
Di Sisto, Romina Paula Argentina Argentina
Disney, Michael J. United Kingdom United Kingdom
Di Stefano, Rosanne United States United States
Diver, Declan Andrew United Kingdom United Kingdom
Dixon, William Van Dyke United States United States
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Gender Distribution in the IAU

30-35 42 89 32.1 67.9
35-40 184 408 31.1 68.9
40-45 237 703 25.2 74.8
45-50 246 885 21.8 78.2
50-55 236 1044 18.4 81.6
55-60 206 940 18.0 82.0
60-65 168 907 15.6 84.4
65-70 139 853 14.0 86.0
70-75 115 858 11.8 88.2
75-80 82 660 11.1 88.9
80-85 35 262 11.8 88.2
85-90 13 135 8.8 91.2
90-95 3 49 5.8 94.2
95-100 2 5 28.6 71.4

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