In total Gibbs scored 17 tries for his country, establishing a Welsh record which stood until Gareth Edwards broke it in 1976. In his final season, 1911, Gibbs scored five tries as Wales won the Triple Crown and Grand Slam, their last such success for 39 years. He captained Wales once, against Ireland at Lansdowne Road in 1910, scoring a try and leading Wales to 19-3 victory. Gibbs toured Australasia as part of the Arthur Harding's Anglo-Welsh team of 1908. In the 1908 tour, Gibbs played two of the tests and scored the only try for the tourists in the first test.