“How old were his parents when he was born?”
At a very minimum, 64.
A number of Confederate vets remarried very late in life to considerably younger women to pass on their meager pensions or to be “proper” if these young ladies were their live in caregivers. Could be this guy’s father did the same and still had a bit of spry in him.
http://www.washingtontimes.com/news/2008/aug/18/maudie-cecilia-hopkins-93-confederate-widow-dies/