Jonathan Elmer (November 29, 1745 – September 3, 1817) was an American politician, of the Pro-Administration (Federalist) Party.
He was privately tutored until 1765, when he began attendance in the first class of medical students at the University of Pennsylvania.
Elmer practiced medicine in Bridgeton and became active in government and politics.
During the American Revolutionary War he was a militia officer and attained the rank of captain as commander of a company.
[4][5] His health declined after that, and Elmer died in 1817, and he was interred in Old Broad Street Presbyterian Church Cemetery in Bridgeton.