Lieutenant General Thomas Weldon Dunn (September 12, 1908 – January 19, 1983) was a senior officer in the United States Army.

Upon graduation from West Point in 1930, Dunn was commissioned a second lieutenant and assigned to the 12th Field Artillery at Fort Sam Houston, Texas.

In December 1942 Dunn was transferred to Brisbane, Australia to be Chief Branch Instructor in the Officer Candidate School for United States Forces, Southwest Pacific Area.

In April 1944 he was designated Assistant Artillery Officer, Headquarter, Sixth United States Army and served in that position, in combat, in New Guinea, Leyte, and Luzon.

In July 1947 he was transferred to the Command and General Staff College at Fort Leavenworth, Kansas, where he became an instructor in the Department of Analysis and Research.

He was transferred from there in July 1956 and named Commanding General, United States Army Training Center (Field Artillery), Fort Chaffee, Arkansas.

In January 1958 heDunnwas assigned to Paris, France, where he was named Assistant Chief of Staff, Programs, Supreme Headquarters, Allied Powers Europe (SHAPE).