Contact Mensa International

You can leave a message using the contact form below but please check the comments below first.

If you are a member of Mensa please include your membership number and country in the "Comment" box below.

If you are a member of American Mensa trying to access the American Mensa site, its address is

If you are having trouble logging in, please note that your user name is your membership number plus your 2 character country code, not your email.

If you have renewed, but get an account expired message, please address this first with the membership officer in your own country as does not have access to your membership expiry date.

You are contacting International Mensa.


2020 Mensa Foundation International Scholarship Winners

The Mensa Foundation is proud to announce its 2020 Mensa... Read More

Mensa Mexico has achieved Full National Status

I can report another wonderful achievement: we will... Read More


Download our app and challenge your brain!