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: 11519.  Number of Active Individual Members in the IAU Directory: 11177.


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Name▼ Location NCA adherence
Bailin, Jeremy United States United States
Baillie, Kevin France France
Bailyn, Charles D. United States United States
Baines, Ellyn K. United States United States
BAIOTTI, Luca Japan Japan
Baird, Scott R. United States United States
Bajkova, Anisa T. Russian Federation Russian Federation
Bajtlik, Stanisław Poland Poland
Baker, Andrew J. United States United States
Baker, Deborah United Kingdom United Kingdom
Baker, Joanne C. United Kingdom United Kingdom
Baker, John G United States United States
Bakhtigaraev, Nail S. Russian Federation Russian Federation
Baki, Paul Kenya AA-Country unknown
BAKIS, Hicran Turkey Turkey
Bakker, Eric Johan Netherlands Netherlands
Baklanov, Alexey V. Russian Federation Russian Federation
Bąk-Stęślicka, Urszula Poland Poland
Balaguer-Nunez, Lola Spain Spain
Balanca, Christian France France
Balasis, Georgios Greece Greece
Balasubramaniam, K. S. United States United States
Balasubramanian, V. India India
Balasubramanyam, Ramesh India India
Balazs, Lajos G. Hungary Hungary
Balbi, Amedeo Italy Italy
Balbus, Steven A. United Kingdom United States
Balcells, Marc Spain Spain
Saavedra, Carla Austria Austria
Baldry, Ivan K. United Kingdom United Kingdom
Baldwin, Jack A. United States United States
Balega, Yurij Yu Russian Federation Russian Federation
Balick, Bruce United States United States
Balikhin, Michael United Kingdom United Kingdom
Baliyan, Kiran Singh India India
Balkowski, Chantal France France
Ball, Warrick Heinz United Kingdom United Kingdom
Balland, Christophe France France
Ballester, Jose Luis Spain Spain
Ballester, Pascal Germany Germany
Ballesteros-Paredes, Javier Mexico Mexico
Ballot, Jérôme France France
Bally, John United States United States
Balman, Solen Turkey Turkey
Balmino, Georges G. France France
Balogh, Michael L. Canada Canada
Balona, Luis A. South Africa South Africa
Balonek, Thomas J. United States United States
Balser, Dana S. United States United States
Balthasar, Horst Germany Germany
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