| Chang FA Cup | |
|---|---|
 | |
| Tournament details | |
| Country | Thailand |
| Dates | 27 March 2019 – 2 November 2019 |
| Teams | 100 |
| Defending champions | Chiangrai United |
| Final positions | |
| Champions | Port (2nd title) |
| Runner-up | Ratchaburi Mitr Phol |
| Tournament statistics | |
| Matches played | 99 |
| Goals scored | 421 (4.25 per match) |
| Top goal scorer(s) | Erivelto (8 goals) |
| Best player | Go Seul-ki |
The 2019 Thai FA Cup is the 26th season of a Thailand's knockout football competition. It was sponsored by Chang, and known as the Chang FA Cup (Thai: ช้าง เอฟเอคัพ) for sponsorship purposes. The tournament is organized by the Football Association of Thailand. 100 clubs were accepted into the tournament, and it began with the qualification round on 27 March 2019 and concluded with the final on 2 November 2019. The winner would have qualified for the 2020 AFC Champions League preliminary round 2 and the 2020 Thailand Champions Cup. Chiangrai United defend champion but was knocked out in quarter-final by Port.