Lieutenant General Joseph K. Bratton (April 4, 1926 – June 2, 2007) was an American Army officer and nuclear engineer.

He graduated third in the class of 1948 at the United States Military Academy and was commissioned in the Corps of Engineers.

Having received a master's degree in nuclear engineering from the Massachusetts Institute of Technology in 1959, Bratton served as Chief of Nuclear Activities, Supreme Headquarters, Allied Powers, Europe (SHAPE), from 1972 to 1975 and Director of Military Applications at the U.S. Department of Energy from 1975 to 1979.

Bratton died on June 2, 2007, of an aneurysm, at the age of 81 in Virginia.

[1] His military awards included; This article contains public domain text from "Lieutenant General Joseph K. Bratton".