Is your Surname registered?

Our 2,790 members have registered
2,441 study surnames with us
and a further 6,225 variant names.

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

  • 31 Mar 2017 – 38th Guild of One-Name Studies Conference & AGM
  • 01 Apr 2017 – Committee Meeting
  • 02 Apr 2017 – Regional Rep Meeting
  • 06 Apr 2017 – WDYTYA 2017
  • 08 Apr 2017 – Marketing (MAT) Meeting
  • 22 Apr 2017 – Cleveland FHS Spring Family history day
  • 22 Apr 2017 – Regional Meeting @ National Star College, Ullenwood, nr Cheltenham, Gloucestershire
  • 05 May 2017 – Marketing (MAT) Meeting
  • 06 May 2017 – What's My Line Seminar
  • 13 May 2017 – Family and Local History Fair (Aberystwyth)
To commemorate the centenary of World War 1, in 2014, the Guild set up a special website at where members can submit stories about the wartime life and service of people in our studies.

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