| Champ: |  James Duckworth |
| Runner: |  Alejandro Davidovich Fokina |
| Score: | 6–4, 6–3 |
| Type: | singles doubles |
See main article: 2019 Bangkok Challenger II.
Marcel Granollers was the defending champion but chose not to defend his title.
James Duckworth won the title after defeating Alejandro Davidovich Fokina 6–4, 6–3 in the final.
All seeds receive a bye into the second round.