John Jackson Sparkman (December 20, 1899 – November 16, 1985) was an American politician from the U.S. state of Alabama. A Southern Democrat, Sparkman served in the U.S. House of Representatives and the U.S. Senate from 1937 until 1979. He was the Democratic Party's nominee for Vice President as Adlai Stevenson's running mate in the 1952 U.S. presidential election.

Sparkman was born on a farm near Hartselle, Alabama. He attended the rural schools and helped on the family farm. During World War I, he was a member of the Students Army Training Corps. He graduated from the University of Alabama at Tuscaloosa in 1921 and from University of Alabama School of Law in 1923. Sparkman was a founding member of the Gamma Alpha Chapter of Pi Kappa Alpha.

John Sparkman was admitted to the bar in 1925 and commenced practice in Huntsville. He was an instructor at Huntsville College from 1925 to 1928. A Freemason, he was life member of Helion Lodge#1 in Huntsville. He was also member of the Huntsville Scottish Rite bodies and a recipient of the Knight Commander Court of Honor (KCCH).