Lieutenant General William Wilson "Buffalo Bill" Quinn (November 1, 1907 – September 11, 2000)[1] was a United States Army officer, who served in intelligence during World War II.

In January 1957 he was the Commanding Officer of the 4th Infantry Division of the Strategic Army Corps at Fort Lewis.

In 1961 Quinn became the Deputy Director of the Defense Intelligence Agency and promoted to lieutenant general.

As Acting Chief of Staff, G-2, HQ, Seventh Army, he arrived after the liberation of the Dachau concentration camp, later saying "'the atrocities […] were just too horrible to describe.

He was Vice President of the Aerospace Group program at Martin Marietta Corporation until 1972; and then afterwards he established Quinn Associates, a consulting firm.

Quinn was married to Sara Bette Williams, who is buried next to him at Arlington National Cemetery.