Antilles britanniques
Born in Jamaica W.I., Keane attended Calabar High School between 1953 and 1956. In 1953, Keane broke the hurdles record in class two boys (Jamaica). At the 1957 British West Indies Championships, Keane placed 1st in the 400m hurdles for Jamaica. At the 1959 and 1960 British West Indies Championships, L. Keane placed in the top 3, in the 110m Hurdles. Also, in the 1960 British West Indies Championships, keane placed 1st in the Pentathlon.