2013 Thai Division 1 League
2013 Thai League Division 1 (known as Yamaha League 1 for sponsorship reasons) is the 16th season of the League since its establishment in 1997. It is the feeder league for the Thai Premier League. A total of 18 teams will compete in the league this season. Changes from last season. Team changes. From Division 1. Promoted to Thai Premier League Relegated to Regional League Division 2 To Division 1. Relegated from Thai Premier League Promoted from Regional League Division 2 Teams. Foreign players. The number of foreign players is restricted to seven per DIV1  team, including a slot for a player from AFC countries. A team can use four foreign players on the field in each game, including at least one player from the AFC country. League table. <onlyinclude></onlyinclude> Season statistics. Annual awards. Coach of the Year. The Coach of the Year was awarded to Narasak Boonkleng. Golden Boot. The Golden Boot was awarded to Leandro de Oliveira da Luz.