Background
Mann, Joel Keith was born on August 1, 1780 in Cheltenham Township, Montgomery County, Pennsylvania, United States.
Mann, Joel Keith was born on August 1, 1780 in Cheltenham Township, Montgomery County, Pennsylvania, United States.
He served in the Pennsylvania State Senate from 1824 to 1829. Mann was elected as a Jacksonian to the Twenty-second and Twenty-third Congresses. He served as chairman of the United States House Committee on Accounts during the Twenty-third Congress.
He resumed agricultural pursuits and died in Jenkintown, Pennsylvania.
He was a member of the Pennsylvania House of Representatives from 1817 to 1820.