McCoy
- Family history of Patrick McCoy and Julia Cain.
- http://cookshangout.com/cook_judys/mccoy.html

McCoy: Australia
- Family history of Arthur Keith McCoy from Glen Waverley in Victoria. Featuring Keith McCoy of Melbourne and surnames Wearne, Elder, Clark and Dwyer.
- http://www.genealogy.com/genealogy/users/m/c/c/Arthur-K-Mccoy/

McCoys of Mississippi
- Family history of Alisa McCoy Bennett, including surname Markham.
- http://www.genealogy.com/genealogy/users/m/c/c/Alisa-Mccoy/

McCoy/Mecoy
- Researching the family history of Willis Mecoy who lived in Craven County, NC. Includes the biography of John McCoy and the Mississippi lineages as compiled by Melissa McCoy-Bell.
- http://freepages.genealogy.rootsweb.com/~mccoyhistory/

McCoy Family
- Ancestral tree of John and Susan McCoy from Utah USA.
- http://home.byu.net/~jrm2/