This Profile suggests Elisha Parker was a son of Thomas & Susana (Rogers) Parker, however their daughter Pamelia A. (Parker) Duffy's 1828 family bible lists the names and birth dates for her siblings. Elisha Parker IS NOT listed. Nor is he listed in Thomas Parker 1768-1846 Todd County, KY estate settlement documents.
Additionally Thomas Parker 1768-1846 belongs to Parker yDNA FamilyGroup #18, while the only Parker yDNA tests that list Elisha Parker are Parker yDNA FamilyGroups #01, #05 & #07.