His name is Isaac H. Davis. His father is Thomas Davis
This is from the 1850 cencus from S.C.. Ancestry.com. Brothers are John J. Davis 13th Ala.. Joseph Allen Davis 10th S.C.. Infantry. I's look like J's. W's look like M's. Reaserch will prevail. Back then if you didn't read or write they would spell the names the way they wanted to and you wouldn't have a clue.