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: 11518.  Number of Active Individual Members in the IAU Directory: 11176.


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Name▼ Location NCA adherence
Russel, Sara S. United Kingdom United Kingdom
Russell, Alexander J B United Kingdom United Kingdom
Russell, Christopher T. United States United States
Russell, David M. United Arab Emirates United Arab Emirates
Russell, Jane L. United States United States
Russev, Ruscho Minchev Bulgaria Bulgaria
Russo, Guido Italy Italy
Russo, Pedro Netherlands Netherlands
Ruszkowski, Mateusz United States United States
Rutkowski, Michael J United States United States
Rutledge, Robert E. Canada Canada
Ruždjak, Domagoj Croatia, the Republic of Croatia, the Republic of
Ruzicka, Adam Czech Republic Czech Republic
Ryabchikova, Tatiana A. Russian Federation Russian Federation
Ryabov, Boris I. Latvia Latvia
Ryabov, Michael I. Ukraine Ukraine
Ryabova, Galina O. Russian Federation Russian Federation
Ryan, Erin Lee United States United States
Ryan, Sean Gerard United Kingdom United Kingdom
Ryan-Weber, Emma V Australia Australia
Rybák, Ján Slovakia Slovakia
Rydbeck, Gustaf H.B. Sweden Sweden
Ryde, Felix M. Sweden Sweden
Ryde, Nils A.E. Sweden Sweden
Ryden, Barbara Sue United States United States
Ryder, Stuart Australia Australia
Rygl, Kazi L. J. Italy Italy
Rykhlova, Lidiya V. Russian Federation Russian Federation
Ryś, Stanisław Poland Poland
RYU, Dongsu Korea, Rep of Korea, Rep of
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