 During his career, Latham won 10 caps for Wales, making his debut on 6 March 1905 in a 3–1 win over Scotland.He was selected for the game after his Liverpool teammate Maurice Parry was recalled by the club to play in a league fixture against Bradford City, allowing Latham to step in.Nine of his ten caps came during his playing career, however his tenth and final cap came when he was forced into action in a 1–0 win over Ireland on 18 January 1913 while serving as a coach for the national team.