Geographical and Gender Distribution of Individual and Junior Members

Please note also that these numbers do not include IAU members for which we do not have a date of birth nor the 4 individuals who have not specified a gender as male or female.This information includes Active and Inactive Members.

Updated monthly, last updated: 1 September 2023

*(vs Total Membership)

Individual and Junior Members Number of Members
MaleFemaleOtherTotal
 % of members
MaleFemaleOther
 % members* % women*
Total
962727301312370
 77.8 22.1 0.1
 100.0  22.1
In Adhering Countries

(National Members)

» View Detail 
961127261312350
 77.8 22.1 0.1
 99.8  22.0
In Other Countries

» View Detail 
164020
 80.0 20.0 0.0
 0.2  0.0

Individual and Junior Members in Adhering Countries

National Members Cat. Number of Members
MaleFemaleOtherTotal
 % of members
MaleFemaleOther
 % members* %
women*
Algeria I
6107
 85.0 14.0 0.0
 0.1  0.0
Argentina II
91670158
 57.0 42.0 0.0
 1.3  0.5
Armenia I
166022
 72.0 27.0 0.0
 0.2  0.0
Australia IV
251842337
 74.0 24.0 0.0
 2.7  0.7
Austria II
4921070
 70.0 30.0 0.0
 0.6  0.2
Azerbaijan, Republic of Terminated
5005
 100.0 0.0 0.0
 0.0  0.0
Belgium IV
105311137
 76.0 22.0 0.0
 1.1  0.3
Bolivia Observer
1001
 100.0 0.0 0.0
 0.0  0.0
Botswana, Republic of I
1001
 100.0 0.0 0.0
 0.0  0.0
Brazil III
153480201
 76.0 23.0 0.0
 1.6  0.4
Bulgaria I
3623160
 60.0 38.0 1.0
 0.5  0.2
Canada V
245600305
 80.0 19.0 0.0
 2.5  0.5
Chile II
106280134
 79.0 20.0 0.0
 1.1  0.2
China, Nanjing VI
4901160606
 80.0 19.0 0.0
 4.9  0.9
China, Taipei II
6413178
 82.0 16.0 1.0
 0.6  0.1
Colombia I
265031
 83.0 16.0 0.0
 0.3  0.0
Costa Rica Interim
2002
 100.0 0.0 0.0
 0.0  0.0
Croatia, the Republic of I
209029
 68.0 31.0 0.0
 0.2  0.1
Cuba Terminated
1001
 100.0 0.0 0.0
 0.0  0.0
Cyprus I
5005
 100.0 0.0 0.0
 0.0  0.0
Czech Republic III
114200134
 85.0 14.0 0.0
 1.1  0.2
Denmark III
7120091
 78.0 21.0 0.0
 0.7  0.2
Ecuador Observer
6107
 85.0 14.0 0.0
 0.1  0.0
Egypt III
7013083
 84.0 15.0 0.0
 0.7  0.1
Estonia I
155020
 75.0 25.0 0.0
 0.2  0.0
Ethiopia I
120012
 100.0 0.0 0.0
 0.1  0.0
Finland II
7421196
 77.0 21.0 1.0
 0.8  0.2
France VII
4901840674
 72.0 27.0 0.0
 5.4  1.5
Georgia I
7108
 87.0 12.0 0.0
 0.1  0.0
Germany VII
5221381661
 78.0 20.0 0.0
 5.3  1.1
Ghana I
1102
 50.0 50.0 0.0
 0.0  0.0
Greece III
88170105
 83.0 16.0 0.0
 0.8  0.1
Honduras Interim
2204
 50.0 50.0 0.0
 0.0  0.0
Hungary II
6325088
 71.0 28.0 0.0
 0.7  0.2
Iceland I
6006
 100.0 0.0 0.0
 0.0  0.0
India VI
281720353
 79.0 20.0 0.0
 2.9  0.6
Indonesia I
145019
 73.0 26.0 0.0
 0.2  0.0
Iran, Islamic Rep of Suspended
264030
 86.0 13.0 0.0
 0.2  0.0
Iraq Observer
155020
 75.0 25.0 0.0
 0.2  0.0
Ireland I
3613049
 73.0 26.0 0.0
 0.4  0.1
Israel III
8711098
 88.0 11.0 0.0
 0.8  0.1
Italy VII
4612170678
 67.0 32.0 0.0
 5.5  1.8
Japan VII
619680687
 90.0 9.0 0.0
 5.6  0.5
Jordan I
4004
 100.0 0.0 0.0
 0.0  0.0
Kazakhstan I
154019
 78.0 21.0 0.0
 0.2  0.0
Korea, Democratic People's Republic of Suspended
0000
 - - -
 -  -
Korea, Rep of III
160410201
 79.0 20.0 0.0
 1.6  0.3
Latvia I
111012
 91.0 8.0 0.0
 0.1  0.0
Lebanon Suspended
5005
 100.0 0.0 0.0
 0.0  0.0
Lithuania I
136019
 68.0 31.0 0.0
 0.2  0.0
Madagascar Observer
6107
 85.0 14.0 0.0
 0.1  0.0
Malaysia I
813021
 38.0 61.0 0.0
 0.2  0.1
Mexico III
137380175
 78.0 21.0 0.0
 1.4  0.3
Mongolia Interim
2103
 66.0 33.0 0.0
 0.0  0.0
Morocco Observer
143017
 82.0 17.0 0.0
 0.1  0.0
Mozambique Observer
2002
 100.0 0.0 0.0
 0.0  0.0
Netherlands V
244711316
 77.0 22.0 0.0
 2.6  0.6
New Zealand II
337141
 80.0 17.0 2.0
 0.3  0.1
Nigeria I
7108
 87.0 12.0 0.0
 0.1  0.0
Norway II
4614060
 76.0 23.0 0.0
 0.5  0.1
Panama Interim
3104
 75.0 25.0 0.0
 0.0  0.0
Peru Suspended
1102
 50.0 50.0 0.0
 0.0  0.0
Philippines I
4105
 80.0 20.0 0.0
 0.0  0.0
Poland IV
134360170
 78.0 21.0 0.0
 1.4  0.3
Portugal II
5620076
 73.0 26.0 0.0
 0.6  0.2
Romania I
2316039
 58.0 41.0 0.0
 0.3  0.1
Russian Federation V
3331020435
 76.0 23.0 0.0
 3.5  0.8
Saudi Arabia Suspended
4004
 100.0 0.0 0.0
 0.0  0.0
Serbia, Republic of I
4121062
 66.0 33.0 0.0
 0.5  0.2
Slovakia I
455050
 90.0 10.0 0.0
 0.4  0.0
Slovenia, the Republic of I
86014
 57.0 42.0 0.0
 0.1  0.0
South Africa III
100420142
 70.0 29.0 0.0
 1.1  0.3
Spain IV
3401130453
 75.0 24.0 0.0
 3.7  0.9
Sweden III
151340185
 81.0 18.0 0.0
 1.5  0.3
Switzerland III
92210113
 81.0 18.0 0.0
 0.9  0.2
Syrian Arab Republic Observer
2002
 100.0 0.0 0.0
 0.0  0.0
Tajikistan I
5106
 83.0 16.0 0.0
 0.0  0.0
Thailand I
3417051
 66.0 33.0 0.0
 0.4  0.1
Turkey I
5625081
 69.0 30.0 0.0
 0.7  0.2
Ukraine III
116570173
 67.0 32.0 0.0
 1.4  0.5
United Arab Emirates II
7209
 77.0 22.0 0.0
 0.1  0.0
United Kingdom VII
5121150627
 81.0 18.0 0.0
 5.1  0.9
United States X
204952042573
 79.0 20.0 0.0
 20.8  4.2
Uruguay Observer
3104
 75.0 25.0 0.0
 0.0  0.0
Uzbekistan Terminated
3003
 100.0 0.0 0.0
 0.0  0.0
Vatican City State I
120012
 100.0 0.0 0.0
 0.1  0.0
Venezuela Suspended
87015
 53.0 46.0 0.0
 0.1  0.1
Vietnam Suspended
96015
 60.0 40.0 0.0
 0.1  0.0

Individual and Junior Members in Other Countries

Other Countries Number of Members
MaleFemaleOtherTotal
 % of members
MaleFemaleOther
 % members* %
women*
AA-Country unknown
123015
 80.0 20.0 0.0
 0.1  0.0
Albania
0101
 0.0 100.0 0.0
 0.0  0.0
Guatemala
1001
 100.0 0.0 0.0
 0.0  0.0
Ivory Coast, Republic of
1001
 100.0 0.0 0.0
 0.0  0.0
Tunisia
2002
 100.0 0.0 0.0
 0.0  0.0

Gender Distribution in the IAU

These statistics refer to Active members. Please note also that these numbers do not include IAU members for which we do not have a date of birth.

AGE RANGE Nº of WOMEN Nº of MEN % of WOMEN % of MEN
25-30 14 15 48.3 51.7
30-35 176 274 39.1 60.9
35-40 333 546 37.9 62.1
40-45 399 846 32.0 68.0
45-50 358 940 27.6 72.4
50-55 309 1014 23.4 76.6
55-60 260 1128 18.7 81.3
60-65 214 983 17.9 82.1
65-70 170 898 15.9 84.1
70-75 137 789 14.8 85.2
75-80 112 770 12.7 87.3
80-85 65 597 9.8 90.2
85-90 30 223 11.9 88.1
90-95 4 76 5.0 95.0
95-100 5 23 17.9 82.1
other 1 2 33.3 66.7

 

Donate to the IAU

Donate to the IAU

General Assembly 2024

IAU General Assembly 2024

IAU Strategic Plan 2020–2030

Strategic Plan

IAU Code of Conduct

Code of Conduct

Symposia and Meetings

Meetings

Membership

How to Become a Member

Deceased Members

Deceased Members

Centre for the Protection of the Dark and Quiet Sky from Satellite Constellation Interference

CPS

IAU Catalyst

Latest Catalyst

IAU e-Newsletter
Volume 2023 n° 4

Latest e-Newsletter

Subscribe to the e-Newsletter

CAPj

IAU Office of Astronomy for Development

Office for Astronomy Development

IAU Office for Young Astronomers

Office for Young Astronomers

IAU Office for Astronomy Outreach

Office for Astronomy Outreach

IAU Office of Astronomy for Education

Office of Astronomy for Education

International School for Young Astronomers

International School for Young Astronomers

WG Small Bodies Nomenclature Bulletins

WG Small Bodies Nomenclature Bulletins

IAU WG Women in Astronomy Newsletters and Ensemble Magazine

WG Women in Astronomy Newsletters