Membership Categories & Benefits

The purpose of the  Clan Colquhoun International Society (CCIS) is to collect and preserve the clan's historical and genealogical records, and to make this information easily available to CCI members.

By becoming a member your dues will help to contribute to the fulfillment of these plans.

Clan Colquhoun International is open to all who bear the name of Colquhoun (in any form of spelling) or who are Colquhouns by birth or descent, are married to a Colquhoun or sept member, or who simply have an interest in the clan and who share the goals of this organization.

You can join online or  download the membership form here Post your completed form to:




 Clan Colquhoun International 

 Rancho Bernardo Road #555

 San Diego, CA 92128




 Any questions? Email This email address is being protected from spambots. You need JavaScript enabled to view it..

Membership and Duration

The minimum duration of membership is 12 months, renewable for 12 month periods due on the anniversary date of when you joined. In order to make the membership administration procedure as efficient as possible, all annual fees should be paid online when possible. You will be allocated a unique membership ID upon successful sign up. You will be sent a reminder14 days before your annual membership is due to expire. The Clan Colquhoun International Society takes your personal privacy seriously. We will use information that you provide to us to process your membership application. We may use personal information collected to respond to you, contact you, or provide you with information or services offered by the Clan Colquhoun International Society. We will not sell, trade, or rent this personal information to third parties or share it without your consent, other than in the situations described above. Clan Colquhoun International Society (CCIS) reserves the right, in its sole discretion, to limit or deny membership to any entity or individual. The CCIS receipt of an application and/or payment does not constitute acceptance. Application and payments that are not accepted will be returned. Clan Colquhoun International Society is not-for-profit  organization under the Internal Revenue Code 501c(3).

Individual Membership:  $35/£22.50  

• Personal login to the member’s area of the Clan Colquhoun website.

• Access to the new Family History area.

• The monthly Clan Colquhoun newsletter and digital edition of The Chiefs of Colquhoun.

• Regular updates on Clan events and member activities.

• Invitation to the annual Clan Gathering. Join Now

Family Membership: $50/£32

Full Membership for (2) two adults and their children (up to 17 years-of-age). Join Now

Student: $15/£10

Full membership for 18-22 years of age..  Join Now

Become a Contributor: $500/£320

As a contributor to the Clan Colquhoun International Society in addition to the personal satisfaction of helping the Society expand and grow, you will receive a numbered copy of the Clan Chieftain's Crest signed by Sir Malcolm Colquhoun, suitable for framing. (This does not include a membership as that would negate the tax deduction.)  

If you would like to become a member of the Clan Colquhoun International Society above the level of Contributor, please contact Michael Lloyd-Stern, Executive Director at: This email address is being protected from spambots. You need JavaScript enabled to view it..


The Clan Colquhoun International Society is a non-profit 501 (c) (3) organization, and as such all contributions are tax deductible.

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