Note: T1: Clubs from Thai League 1; T2: Clubs from Thai League 2; T3: Clubs from Thai League 3; T4: Clubs from Thai League 4. First qualification round There were 19 clubs from
2019 Thai League 3 and 23 clubs from
2019 Thai League 4 have signed to first qualifying in 2019 Thai League cup. This round had drawn on 14 February 2019. :
Northern region :The qualifying round would be played in northern region featuring 5 clubs from the
2019 Thai League 4 Northern Region and 3 clubs from the
2019 Thai League 3 Upper Region. :
Northeastern region :The qualifying round would be played in northeastern region featuring 4 clubs from the
2019 Thai League 4 Northeastern Region and 2 clubs from the
2019 Thai League 3 Upper Region. :
Eastern region :The qualifying round would be played in eastern region featuring 4 clubs from the
2019 Thai League 4 Eastern Region and 2 clubs from the
2019 Thai League 3 Upper Region. :
Western region :The qualifying round would be played in western region featuring 3 clubs from the
2019 Thai League 4 Western Region, 2 clubs from
2019 Thai League 3 Upper Region, and 1 club from the
2019 Thai League 3 Lower Region. :
Bangkok metropolitan region :The qualifying round would be played in Bangkok metropolitan region featuring 2 clubs from the
2019 Thai League 4 Bangkok Metropolitan Region, 1 club from
2019 Thai League 3 Upper Region, and 3 clubs from the
2019 Thai League 3 Lower Region. :
Southern region :The qualifying round would be played in southern region featuring 7 clubs from the
2019 Thai League 4 Southern Region and 5 clubs from the
2019 Thai League 3 Lower Region.
Second qualification round The second qualifying round would be featured by 21 clubs which were the winners of first qualification round and the new entries including 2 clubs from
2019 Thai League 3 and 5 clubs from
2019 Thai League 4. :
Northern region :The second qualifying round would be played in northern region featured by 3 clubs which were the winners of first qualification round, 2 clubs from the
2019 Thai League 4 Northern Region, and 1 club from the
2019 Thai League 3 Upper Region. :
Northeastern region :The second qualifying round would be played in northeastern region featured by 3 clubs which were the winners of first qualification round and 1 club from the
2019 Thai League 4 Northeastern Region. :
Eastern region :The second qualifying round would be played in eastern region featured by 3 clubs which were the winners of first qualification round and 1 club from the
2019 Thai League 4 Eastern Region. :
Western region :The second qualifying round would be played in western region featured by 3 clubs which were the winners of first qualification round and 1 club from the
2019 Thai League 3 Upper Region. :
Bangkok metropolitan region :The second qualifying round would be played in Bangkok metropolitan region featured by 3 clubs which were the winners of first qualification round and 1 club from the
2019 Thai League 4 Bangkok Metropolitan Region. :
Southern region :The second qualifying round would be played in southern region featured by 6 clubs which were the winners of first qualification round.
Qualification play-off round The qualification play-off round would be featured by 14 clubs which were the winners of second qualification round and the new entries including 18 clubs from
2019 Thai League 2. Follow the dissolving of
Simork that make a club drawing against them would advanced to next round automatically. This round had drawn on 11 April 2019.
First round The first round would be featured by 16 clubs which were the winners of the qualification play-off round and the new entries including 16 clubs from
2019 Thai League 1. This round had drawn on 7 May 2019.
Second round The second round would be featured by 16 clubs which were the winners of the first round including 7 clubs from T1, 5 clubs from T2, 1 club from T3, and 3 clubs from T4. This round had drawn on 11 June 2019.
Quarter-finals The quarter-finals round would be featured by 8 clubs which were the winners of the second round including 4 clubs from T1, 3 clubs from T2, and 1 club from T3. This round had drawn on 8 July 2019.
Semi-finals The semi-finals round would be featured by 4 clubs which were the winners of the quarter-finals round including 3 clubs from T1 and 1 club from T2. This round had drawn on 30 July 2019.
Final The final round would be featured by 2 clubs which were the winners of the semi-finals round, both were clubs from T1. This round was played on 28 September 2019 at
SCG Stadium in
Pak Kret,
Nonthaburi. ==Top goalscorers==