Jack LeMaster Treadwell (March 31, 1919 – December 12, 1977) was a United States Army colonel and a recipient of the United States military's highest decoration for valor—the Medal of Honor—for his actions in World War II.
At the time of his retirement, Treadwell was believed to be the most decorated man in the United States Armed Forces.
He is ranked among the Top 50 Most Highly Decorated US Military Personnel of All Time.