John Pierce Campbell, Junior. was a United States. Representative from Kentucky.
He studied law.
Born near Hopkinsville, Kentucky, Campbell pursued an academic course. He was admitted to the bar in 1841 and commenced practice in Lexington, Missouri. He returned to Hopkinsville, Kentucky, and engaged in agricultural pursuits.
Campbell was elected as a candidate of the American Party to the Thirty-fourth Congress (March 4, 1855-March 3, 1857).
He declined to be a candidate for reelection. He served as president of the Henderson & Nashville Railroad in 1870.
Organized the Mastodon Coal & Iron Company, which was succeeded by the Saint Bernard Coal Company Devoted the latter years of his life to his large landed estates.
He died in Hopkinsville, Kentucky, October 29, 1888.
He was interred in Riverside Cemetery.
He served as member of the Missouri House of Representatives 1848-1852.