Ok...so, the great grandson of the founder of skull and bones is batman huh? (the episode above actually says great grandfather) Well, Bruce Wayne was not in politics so that narrows it down.
Alphonso Taft, father of President William Howard Taft, co-founded S&B. [link to en.wikipedia.org]
Alphonso's grandson, Robert Taft, had four sons. Three of them were career politicians. One was an investment banker........bingo. Lloyd Taft...Cincinnatti. [link to en.wikipedia.org]
Cincinnati City Hall isn't too awfully Gothic looking...right? [link to www.flickr.com]
So, how's Cincinnati (Gotham City) doing?
[link to www.neighborhoodscout.com]
On a scale of 1 to 100...(1 worst/100 best)...Cincinnati has a rating of 1 (ONE). It can't get any worse than that folks....batman died in 1985.
Pictured at far right: [link to www.ebay.com]
Just about nothing else about this mysterious guy (Lloyd/Bruce) anywhere on the interwebs.