 Larson played his first game for Queensland in Game 1 of the 1991 State of Origin series when he was chosen at lock forward for the game at Lang Park in Brisbane.He would go on to claim the record for the most consecutive State of Origin appearances with 24 for Qld, from his first game in Game 1 of the 1991 series until his last match, Game 3 of the 1998 series.This record was equaled by Queensland's Johnathan Thurston in Game 3 of the historic 2012 series in which Qld won their record 7th series in a row.