Welcoming all those who share an interest in furthering research into the family name of Sinclair. Document archive, photos, family trees, articles, and a newsletter.

Research archive including resource index, etymology, associated landmarks, various pedigrees, and mailing list.

Researching the UK lineages from Berkshire, Yorkshire and Windsor. Includes the Jarrett of Norfolk and the Walkers of Durham. Features surname message boards for both the UK and the rest of the World. Message board for UK Sinclair researchers.