Felix Brannigan (1844 -– June 10, 1907) was an Ireland-born soldier who received the Medal of Honor for valor during the American Civil War.

Brannigan enlisted in the Army from Pittsburgh, Pennsylvania, in April 1861.

He was assigned to the 74th New York Volunteer Infantry Regiment and was promoted to First Sergeant in June 1862, but was reduced in rank to Private in October.

[1] He received the Medal of Honor on June 29, 1866, for his actions at the Battle of Chancellorsville.

Citation: Volunteered on a dangerous service and brought in valuable information.