James Paul David "Jim" Bunning (born October 23, 1931) is an American politician who was a Hall of Fame pitcher in Major League Baseball from 1955 to 1971. He subsequently entered electoral politics and was eventually elected to the United States Senate from Kentucky; he has served there since 1999 as the Republican junior U.S. Senator. He previously served in the U.S. House of Representatives representing Kentucky's 4th Congressional District from 1987 to 1999.
Bunning was born in Southgate, Kentucky to Gladys Best and Louis Aloysius Bunning. He graduated from St. Xavier High School in Cincinnati in 1949 and later received a bachelor's degree in economics from Xavier University.
In 1952, Bunning married Mary Catherine Theis. They had five daughters and four sons.