1,463 documented Cox ancestors, drawn from public records such as death indexes and county histories. Every name below is a real person in the public record.
1,463Documented ancestors
1824Earliest record
8Generations
The name
The Cox name in the record
Where the records place them: Iowa (99%), out of 1,458 Cox records with a known place.
The most common first names among them: Mary, James, John, William and Charles.
Of the 1,446 with both a birth and a death year, the median lifespan was 76 years.
The earliest recorded birth is Samuel Sullivan Cox, born 1824 in Ohio.
Documented Cox families on this page come from History of Iowa County, Iowa, History of Adams County, Ohio and Leading Events in Johnson County, Iowa History.
Documented families
Cox families we’ve reconstructed
Real Cox family groups pieced together from the public record — parents, spouse, and children, each with the source that proves it. Recognize your line? Tap a family and we’ll start your documented tree from it.
Mary Coxd. 1887
Preble County, Ohio
Mary Cox⚭ Eli Brown
childrenMartha Hecathorn · Severe Brown · Nelson Brown · Sarah Odell · Michael Brown · Jerusha Banta · Amanda Bosman · Mary Parks · Catherine Minich
Found your Cox? We trace the whole line — both sides, back to the documented wall — into a written book & interactive family site. No DNA test; a free call before you spend a dollar.
Common questions
Cox genealogy — FAQ
Where were Cox ancestors recorded?
Where the records place them: Iowa (99%), out of 1,458 Cox records with a known place.
How far back does the Cox family tree go?
The documented line here reaches back to 1824. Most Cox lines can be traced to the end of the surviving public record.
Are living Cox family members listed here?
No. Deceased ancestors only, from public records. Living people are excluded for privacy.
Is this my Cox family?
If a name here matches your family, it may well be. A full documented build confirms exactly how your line connects.