| John Klingensmith Jr. | |
| State: | Pennsylvania |
| District: | 19th |
| Term Start: | March 4, 1835 |
| Term End: | March 3, 1839 |
| Preceded: | Richard Coulter |
| Succeeded: | Albert G. Marchand |
| Office2: | Member of the Pennsylvania State Senate for the 18th district |
| Term Start2: | 1831 |
| Term End2: | 1834 |
| Preceded2: | Jacob M. Wise |
| Succeeded2: | Samuel Leas Carpenter |
| Birth Date: | 26 March 1786 |
| Birth Place: | Westmoreland County, Pennsylvania, U.S. |
| Death Place: | Westmoreland County, Pennsylvania, U.S. |
| Party: | Jacksonian Democratic |
John Klingensmith Jr. (March 26, 1786 – February 8, 1854) was an American politician from Pennsylvania who served as a Jacksonian member of the U.S. House of Representatives for Pennsylvania's 19th congressional district from 1835 to 1839.
John Klingensmith Jr. was born in Westmoreland County, Pennsylvania to John J. Sr. and Anna Elizabeth (Kauffer) Klingensmith.[1] He was sheriff of Westmoreland County from 1819 to 1822 and again from 1828 to 1831.
Klingensmith was elected as a Jacksonian to the Twenty-fourth Congress and reelected as a Democrat to the Twenty-fifth Congress.
He was a member of the Pennsylvania State Senate for the 18th district from 1831 to 1835 and served as secretary of the land office of Pennsylvania from 1839 to 1842.
Klingensmith was co-owner of The Greensburg Democrat newspaper from 1853 to 1854.[2]
He died in 1854 in Westmoreland County.
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