| National Team | : | Thailand U-20 |
| Association | : |  Football Association of Thailand (FAT) |
| Nickname(s) | : | The War Elephants |
| Confederation | : | AFC |
| Sub-confederation | : | AFF |
| FIFA code | : | THA |
| FIFA rank | : | 99 (3 April 2025) |
| Home stadium | : | Rajamangala Stadium |
| Head coach | : |  Emerson Pereira |
Thailand national U-20 football team
The following 23 players for the 2025 AFC U-20 Asian Cup.
| No | Position | Player Name | Date of birth (age) | Caps | Goals | Club |
|---|---|---|---|---|---|---|
| 1 | GK | Anut Samran | 16-04-2006 (18) | Buriram United | ||
| 12 | GK | Kittipong Boonmak | 22-03-2005 (19) | Buriram United | ||
| 23 | GK | Prapot Chongcharoen | 04-01-2007 (18) | Buriram United | ||
| 2 | DF | Pikanet Laohawiwat | 04-04-2005 (19) | Buriram United | ||
| 3 | DF | Piyawat Petra | 15-03-2005 (19) | Kanchanaburi Power | ||
| 4 | DF | Jhetsaphat Kuanthanom | 28-01-2005 (20) | Kanchanaburi Power | ||
| 5 | DF | Singha Marasa | 19-08-2006 (18) | Buriram United | ||
| 15 | DF | Parinya Nusong | 07-04-2005 (19) | Chonburi | ||
| 16 | DF | Puttaburin Channawan | 07-05-2005 (19) | Nongbua Pitchaya | ||
| 18 | DF | Jirapol Saelio | 12-03-2006 (18) | North Bangkok University | ||
| 6 | MF | Rapeephat Padthaisong | 12-12-2005 (19) | Suphanburi | ||
| 8 | MF | Dutsadee Buranachutanont | 07-03-2006 (18) | Buriram United | ||
| 10 | MF | Thanakrit Chotmuangpak | 01-09-2006 (18) | Buriram United | ||
| 11 | MF | Ratthaphum Pankhejorn | 25-05-2005 (19) | Police Tero | ||
| 13 | MF | Jittipat Wasungnoen | 07-06-2005 (19) | PT Prachuap | ||
| 14 | MF | Jirapong Phuengweerawong | 20-09-2006 (18) | Buriram United | ||
| 21 | MF | Peeranan Buakai | 17-06-2005 (19) | Nongbua Pitchaya | ||
| 22 | MF | Phongsakorn Sangkasopha | 19-10-2006 (18) | Ratchaburi | ||
| 7 | FW | Thanawut Phochai | 02-12-2005 (19) | Nongbua Pitchaya | ||
| 9 | FW | Yotsakorn Burapha | 08-06-2005 (19) | PT Prachuap | ||
| 17 | FW | Pitipong Wongbut | 29-04-2005 (19) | Lampang | ||
| 19 | FW | Paripan Wongsa | 19-03-2005 (19) | Sisaket United | ||
| 20 | FW | Caelan Tanadon Ryan | 12-10-2005 (19) | Sisaket United | ||