A local genealogical association is hunting people whose ancestors were in Warren County prior to the 1820 census. Prove it this month and be honored in July. Warren County Genealogical Association is working on a statewide effort to encourage local residents and citizens of other states to search for lost ancestors and to bring tourism dollars to Tennessee by identifying the earliest settlers and other notable past residents.“We want to honor Warren County First Pioneer Families,” said local genealogical director Cheryl Watson Mingle.