I know there are a couple folks at FR who do alot with Geneology. Also, there may be some info (in fact probably is) at the LDS archives.
Me, personally, I’ve been traced back to before the Revolutionary war and my roots are in upstate NY. So I doubt it would be me or my relatives.
The individual has to have died before they release the informaiton. His mother and grandparents are listed.
Cheney and O are eighth cousins.