The 2019 Thailand Champions Cup was the 3rd Thailand Champions Cup, an annual football match contested by the winners of the previous season's Thai League 1 and Thai FA Cup competitions. It was sponsored by Government Savings Bank (Omsin Bank), and known as the Omsin Thailand Champions Cup (Thai: ออมสิน ไทยแลนด์แชมเปียนส์คัพ) for sponsorship purposes. The match was played at Royal Thai Army Stadium, Bangkok and contested by 2018 Thai League 1 champions Buriram United, and Chiangrai United as the champions of the 2018 Thai FA Cup.