Cobley
- Recording instances of the surname from various sources.
- http://www.btinternet.com/~mark.cobley/

Craddock
- Researching the name and its variants in England and Wales. Maintained by Larraine Williams.
- http://homepages.ihug.co.nz/~rain/

Chatten
- Database featuring the application of the name including variants Chatton and Chattin. Most details are circa 1780-1901 featuring the areas of Norfolk, Suffolk, Staffordshire, London, Yorkshire, Surrey, Kent and Durham.
- http://www.ukchattens.net/

Cobley, Gerald
- Detailing the Cobley family in Somerset, Glamorgan and Monmouthshire also the Powell family in Herefordshire.
- http://myweb.tiscali.co.uk/gercobley/

Carter, Graham
- Dedicated to the Lincolnshire family tree of Graham Carter and containing nearly 2,000 individuals.
- http://www.family.cleverwork.com

Craig, William Barr
- Centred around W. B. Craig, born in Renfrewshire. Name index and photographs.
- http://www.ualberta.ca/~dcraig/William%20Barr%20Craig/William%20Barr%20Craig.HTM

Craik, Graham
- Family tree including surnames Craik, Bayliss, Mold, Gray and Staples.
- http://homepage.ntlworld.com/graham.craik/graham%20craik%20family%20tree/

Carey
- Family history covering Carey, Daulby, Brindley and others - mostly Somerset, Bristol, Lancashire, Manchester and Australia.
- http://carey.id.au/gedview

Croote
- Tree including Croote, Pacey, Wheeler, Stoneer, Spratt, Landan. Password needed to view.
- http://homepage.ntlworld.com/teecee/

Cox, Peter
- Personal family history, mainly in Sussex but also in the adjoining counties of Kent, Surrey and Hampshire.
- http://www.beeptwo.com/familyhistory/

Crooks, Colleen
- Tree with over one hundred names starting with Crooks, Michael and Jefferd, Rebecca in 1786. Includes photographs.
- http://www.tribalpages.com/tribes/crooks

Cakebread
- Charts the names of Cakebread, Gregory, Cort, Harrison, Cookson and many others in Warwickshire, Lancashire and Shropshire.
- http://roots.denspages.info

Cook, Greive and Robb
- The Cook and Robb families are from Ireland and Kirkmaiden in Wigtownshire, South West Scotland.The Greives lived in Howden in Selkirshire.
- http://robbweb.users.btopenworld.com

Culpin, Castor
- Family from villages in the Rockingham Forest and Soke of Peterborough areas of Northamptonshire. Wills, transcriptions and other surnames.
- http://ds.dial.pipex.com/town/drive/xgt69/

Coppin
- Includes the Cornish roots of the name and an eleven generation tree.
- http://www.coppinhomepage.btinternet.co.uk