Individual Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible to apply 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 3 years will be removed from the IAU lists.

For combined Individual and Junior Members click here

For the Working Rules pertaining to Individual membership click here.

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.

For gender statistics click here.

Total number of IAU Individual members: 11545.  Number of Active Individual Members in the IAU Directory: 11197.


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Name▼ Location NCA adherence
Bleeker, Johan A.M.Ir. Netherlands Netherlands
Bleyer, Ulrich Germany Germany
Blinnikov, Sergey I. Russian Federation Russian Federation
Block, David Lazar South Africa South Africa
Bloemen, Hans (J.B.G.M.) Netherlands Netherlands
Bloemen, Steven Netherlands Netherlands
Blommaert, Joris A.D.L. Belgium Belgium
Blomme, Ronny Belgium Belgium
Blondin, John M. United States United States
Blondin, Stéphane Chile France
Bloomfield, D. Shaun United Kingdom United Kingdom
Bluck, Asa F. L. United Kingdom United Kingdom
Blum, Robert D. United States United States
Blumenthal, George R. United States United States
Blumer, Harsha United States Canada
Blundell, Katherine M. United Kingdom United Kingdom
Blundell, Raymond United States United States
Blyth, Sarah-Louise South Africa South Africa
Boaca, Ioana Lucia Romania Romania
Boata, Remus Stefan Romania Romania
Boboltz, David A. United States United States
Bobrowsky, Matthew United States United States
Bobylev, Vadim V. Russian Federation Russian Federation
Boccato, Caterina Italy Italy
Bocchino, Fabrizio Italy Italy
Bochsler, Peter Switzerland Switzerland
Bock, Douglas C-J. Australia Australia
Bockelee-Morvan, Dominique France France
Bodaghee, Arash United States United States
Boddapati, Anandarao G. India India
Bode, Michael F. United Kingdom United Kingdom
Boden, Andrew F. United States United States
Bodenheimer, Peter United States United States
Bodewits, Dennis United States United States
Bodo, Gianluigi Italy Italy
Boechat-Roberty, Heloisa M. Brazil Brazil
Boehm, Torsten C. France France
Böhringer, Hans Germany Germany
Boeker, Torsten United States United States
Boër, Michel France France
Boesgaard, Ann M. United States United States
Böttcher, Markus South Africa South Africa
Boffin, Henri M.J. Germany Chile
Bogdan, Thomas J. United States United States
Bognár, Zsófia Hungary Hungary
Bogosavljevic, Milan United Arab Emirates Serbia, Republic of
Bohacova, Martina Czech Republic Czech Republic
Bohlender, David Allan Canada Canada
Bohlin, Ralph C. United States United States
Böhm, Sigrid Austria Austria
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