Jack Buechner (born June 4, 1940) is a politician from Missouri. He is a Republican.
Buechner was raised in Kirkwood, Missouri and attended parochial schools. He graduated from Benedictine College in Atchison, Kansas and graduated with an BA in political science. He received his JD from St. Louis University Law School.
He was elected to the Missouri House of Representatives in 1972 and was re-elected five times. In 1984 he ran for the US House of Representatives, challenging incumbent Democrat Robert A. Young. Buechner received 47.5f the vote, losing narrowly to Young.
In 1986, Buechner again challenged Young, and this time he was elected, winning 52.7f the vote. Buechner was re-elected in 1988, but in 1990 he was defeated by Democrat Joan Kelly Horn. Horn would be defeated after one term by Jim Talent, now a U.S. Senator from Missouri.
Preceded by: Robert A. Young United States Representative for the 2nd Congressional District of Missouri 1985-1991 Succeeded by: Joan Kelly Horn