His father, Ernest R. Gaujot, a French-born mining engineer, emigrated to Tamaqua, Pennsylvania, where he met and married Susan Ellen McGuigan.
Ernest Gaujot was resident engineer for the Koontz Brothers of New York City, whose mineral holdings in Mingo County were consolidated under the name United Thacker Coal Company.
Antoine Gaujot received the Medal of Honor for actions on December 19, 1899, as a United States Army corporal at the Battle of Paye near Mateo during the Philippine–American War.
He was later commissioned in the National Guard and saw service during the Mexican Border Crisis and in France during World War I. Tony was mustered out along with his brother and the rest of 2d West Virginia Volunteers on April 10, 1899.
An undated manuscript handwritten statement, apparently written by the regimental adjutant, initially charged Tony with a violation of the 62d Article of War.
LTC Gaujot's military awards include the following - General Orders: Date of Issue: February 15, 1899 "The President of the United States in the name of The Congress takes pleasure in presenting the Medal of Honor to for service as set forth in the following CITATION: For most distinguished gallantry on 19 December 1899, while serving with Company M, 27th Infantry, U.S.