William Gemmell Armour (SN 3307a) born at Ballarat, was a 27 year old carpenter when he enlisted on September 25th 1916. On December 16th he embarked aboard the Medic and sailed to England. In May 1917 he joined the 4th Pioneer Battalion in France and served through the war avoiding combat wounds. The only blemish on his record was a charge of being in town without a pass and being improperly dressed. He returned to Australia aboard the Main, disembarked on October 11th 1919 and was discharged on November 18th.

His brothers Hugh and David also served in the AIF and are honoured with trees in the Avenue.