Individual and Junior 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.

Junior scientists who have completed their PhD studies between 2015 and 2020 and who are in the initial phase of the career of a professional researcher in some branch of astronomy or a related field may be admitted to the Union by the Executive Committee as Junior Members, for a period not exceeding 6 years.

Individual and Junior 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.

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 and Junior members: 12769 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12399.


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Name Location NCA adherence▼
Gonzalez, Jorge Federico Argentina Argentina
Gamen, Roberto Claudio Argentina Argentina
Gramajo, Luciana Veronica Argentina Argentina
Guilera, Octavio Miguel Argentina Argentina
Gangui, Alejandro Argentina Argentina
Giuppone, Cristian Andrés Argentina Argentina
Goldes, Guillermo Victor Argentina Argentina
Grosso, Monica Gladys Argentina Argentina
Gurovich, Sebastian Argentina Argentina
Garcia, Federico (Junior Member) Argentina Argentina
Granada, Anahi Argentina Argentina
Günthardt, Guillermo Ivan Argentina Argentina
Giacani, Elsa B. Argentina Argentina
García, Beatriz Elena Argentina Argentina
Gomez, Daniel O. Argentina Argentina
Gulisano, Adriana Maria Argentina Argentina
Giorgi, Edgard Ervar Argentina Argentina
Gomez, Mercedes Argentina Argentina
Gil-Hutton, Ricardo Alfredo Argentina Argentina
Garcia, Lia G. Argentina Argentina
Giordano, Claudia M. Argentina Argentina
Gurzadyan, Vahagn G. Armenia Armenia
Gigoyan, Kamo S. Armenia Armenia
Gyulzadyan, Marietta V. Armenia Armenia
Graham, Alister W. McK. Australia Australia
Groves, Brent Australia Australia
George, Martin Australia Australia
Glazebrook, Karl Australia Australia
Green, Anne J. Australia Australia
Galloway, Duncan K. Australia Australia
Grasha, Kathryn (Junior Member) Australia Australia
Gannon, Jonah Samuel (Junior Member) Australia Australia
Gupta, Anshu (Junior Member) Australia Australia
Green, James Andrew Australia Australia
Galiazzo, Mattia Austria Austria
Grandis, Sebastian (Junior Member) Austria Austria
Güdel, Manuel Austria Austria
Guliyev, Ayyub Azerbaijan, Republic of Azerbaijan, Republic of
Goriely, Stephane Belgium Belgium
Gentile, Gianfranco Belgium Belgium
Gosset, Eric Belgium Belgium
Grevesse, Nicolas Belgium Belgium
Groenewegen, Martin Belgium Belgium
Gobrecht, David (Junior Member) Belgium Belgium
Goossens, Marcel Belgium Belgium
Gillon, Michaël Belgium Belgium
Gerard, Jean-Claude M.C. Belgium Belgium
Ghezzi, Luan Brazil Brazil
Gevorgyan de Mendonca, Yeva (Junior Member) Brazil Brazil
Giuliatti Winter, Silvia M. Brazil Brazil
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