| Birthname: | Perley Brown Johnson |
| Perley B. Johnson | |
| Signature: | Perley B. Johnson signature.png |
| State: | Ohio |
| Term Start: | March 4, 1843 |
| Term End: | March 3, 1845 |
| Preceded: | James Mathews |
| Succeeded: | Isaac Parrish |
| State House2: | Ohio |
| District2: | Morgan County |
| Term Start2: | December 2, 1833 |
| Term End2: | December 6, 1835 |
| Preceded2: | Erastus Hoskins |
| Succeeded2: | B. W. Conklin |
| Party: | Whig |
| Birth Date: | 8 September 1798 |
| Birth Place: | Marietta, Northwest Territory |
| Death Place: | McConnelsville, Ohio |
| Restingplace: | McConnelsville Cemetery |
| Spouse: | Mary Manchester Dodge |
| Children: | five |
Perley Brown Johnson (September 8, 1798 - February 9, 1870) was an American physician and politician who served as a U.S. Representative from Ohio for one term from 1843 to 1845.
Born in the blockhouse in Marietta, Northwest Territory (in what would be Ohio starting in 1803) Johnson attended the public schools.He studied medicine.He commenced practice in Marietta in 1822.He moved to McConnelsville Morgan County, Ohio, in 1823 and continued practice.He served as clerk of the court of common pleas in 1825.He served as member of the State house of representatives 1833–1835.Presidential elector in 1840 for Harrison/Tyler.[1]
Johnson was elected as a Whig to the Twenty-eighth Congress (March 4, 1843 - March 3, 1845).He was an unsuccessful candidate for reelection in 1844 to the Twenty-ninth Congress.
He resumed the practice of medicine in McConnelsville, Ohio.
Discontinued the practice of his profession in 1847 on account of ill health and lived in retirement until his death in McConnelsville, Ohio, February 9, 1870.He was interred in McConnelsville Cemetery.
On December 6, 1825, Johnson married Mary Manchester Dodge. They had five children, four of whom survived him. Perley B. Johnson, Jr. died July 18, 1863, during the charge upon Fort Wagner during the American Civil War.[2]