Charles Carroll of Carrollton
Charles Carroll (of Carrollton) (September 19, 1737-November 14, 1832) was a delegate and Senator for the state of Maryland. A delegate to the Continental Congress in 1776, 1777, and 1778, he also signed the Declaration of Independence; at the time of his death in 1832, he was the last surviving signer of that document.  He was also the only Catholic signer of that document. His estate, Homewood, is on the grounds of Johns Hopkins University.