Ebenezer Elmer (August 23, 1752 – October 18, 1843) was an American physician from Bridgeton, New Jersey. He represented New Jersey in the U.S. Congress from the Democratic-Republican Party from 1801 to 1807. Elmer’s older brother, Jonathan Elmer, and Ebenezer’s son Lucius Elmer were members of the United States House of Representatives.
Elmer was born in Cedarville, New Jersey on August 23, 1752. He pursued an academic course, studied medicine and practiced in Cedarville. He served in the Continental Army as ensign, lieutenant, surgeon’s mate, and regimental surgeon, and later practiced medicine in Bridgeton, New Jersey from 1783-1789. He was a member of the New Jersey General Assembly from 1789–1795, serving as speaker in 1791 and 1795.
He was elected as a Democratic-Republican to the Seventh, Eighth, and Ninth Congresses, serving in office from March 4, 1801-March 3, 1807 Not renominated by the Republicans in 1806, the Federalists put up a combined ticket with Dr. Elmer which was unsuccessful.
He was a member of the New Jersey Legislative Council in 1807, and was chosen vice president of that body. He was collector of customs of Bridgeton from 1808 until 1817, when he resigned, was reappointed in 1822 and served until 1832, when he again resigned. He served in the War of 1812, as adjutant general of the New Jersey Militia and brigadier general of the Cumberland brigade. He was vice president of Burlington College from 1808–1817 and 1822-1832. He retired from public life and died in Bridgeton on October 18, 1843. Elmer was interred in Old Broad Street Presbyterian Church Cemetery in Bridgeton.