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▼
Rodríguez-Gil, Pablo Spain Spain
Ribas, Salvador J Spain Spain
Ribo, Marc Spain Spain
Rossello, Gaspar Spain Spain
Roca-Fàbrega, Santi Spain Spain
Rubino-Martin, Jose Alberto Spain Spain
Ruiz-Lapuente, María Pilar Spain Spain
Rea, Nanda Spain Spain
Reglero Velasco, Victor Spain Spain
Rebassa-Mansergas, Alberto Spain Spain
Rioja, Maria J. Spain Spain
Rodríguez Hidalgo, Inés L. Spain Spain
Romero-Gomez, Merce Spain Spain
Ros, Rosa M. Spain Spain
Ryde, Felix M. Sweden Sweden
Redfors, Andreas Sweden Sweden
Ramstedt, Sofia Sweden Sweden
Rosquist, Kjell Sweden Sweden
Romeo, Alessandro B. Sweden Sweden
Raadu, Michael A. Sweden Sweden
Rosswog, Stephan H. K. Sweden Sweden
Rydbeck, Gustaf H.B. Sweden Sweden
Ryde, Nils A.E. Sweden Sweden
Rickman, Hans Sweden Sweden
Read, Justin Inglis Switzerland Switzerland
Riesen, Timm-Emanuel Switzerland Switzerland
Rauscher, Thomas Switzerland Switzerland
Revaz, Yves Switzerland Switzerland
Rothacher, Markus Switzerland Switzerland
Ramelli, Renzo G.E. Switzerland Switzerland
Richichi, Andrea Thailand Thailand
Rujopakarn, Wiphu Thailand Thailand
Ruffolo, David Thailand Thailand
Ryabov, Michael I. Ukraine Ukraine
Reshetnyk, Volodymyr M. Ukraine Ukraine
Rosenbush, Alexander E. Ukraine Ukraine
Rosenbush, Vera Ukraine Ukraine
Romanyuk, Yaroslav O. Ukraine Ukraine
Russell, David M. United Arab Emirates United Arab Emirates
Roberts, Timothy P. United Kingdom United Kingdom
Romer, A. Kathy United Kingdom United Kingdom
Rees, David United Kingdom United Kingdom
Robson, Ian United Kingdom United Kingdom
Russel, Sara S. United Kingdom United Kingdom
Read, Andrew M. United Kingdom United Kingdom
Ruffert, Maximilian United Kingdom United Kingdom
Rushton, Anthony Peter United Kingdom United Kingdom
Ruggles, Clive United Kingdom United Kingdom
Roxburgh, Ian W. United Kingdom United Kingdom
Roche, Patrick F. United Kingdom United Kingdom
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