Is your Surname registered?

Our 2,865 members have registered
8,780 study surnames with us.
Is your surname one of them?

What is a One-Name Study?


Family historians generally focus their efforts on researching their own family trees, collecting and analysing data in order to find as much detail as possible on every branch, twig or tiny leaf. Others compile surname studies, which seek all occurrences, past and present, of a single surname, anywhere in the world.

How to Join


Join us and become part of a worldwide group of enthusiastic one-name researchers. You do not have to register a study name to join.

Guild members benefit from regular seminars, a quarterly journal, an annual conference plus offers and discounts.

About the Guild


The Guild of One-Name Studies is the worldwide centre of excellence in one-name studies and promotes the interests of both the individuals and groups who are engaged in them. Established in 1979 and registered as a charity in 1989, the Guild provides its members with the means to share...

Dates for your diary

  • 7 November 2015 – Yorkshire Regional Seminar- "How to Manage and Grow your Study"
  • 14 November 2015 – Committee meeting
  • 28 November 2015 – Leicestershire & Nottinghamshire Area Group Meeting - Location Change
  • 29 November 2015 – Advanced Notice - One Day Seminar presenter: Helen Smith
To commemorate the centenary of World War 1, in 2014, the Guild has a special website at where members stories about the life and service of their WW1 ancestors are recorded.

Guild Awarded “Best Web Site”

The Who Do You Think You Are magazine for January 2015 has acclaimed The Guild as top web site for One Name Research