2019 Thailand Masters (badminton)
| Tournament details | |||
|---|---|---|---|
| Dates | 8–13 January | ||
| Edition | 4th | ||
| Level | Super 300 | ||
| Total prize money | US$150,000 | ||
| Venue | Indoor Stadium Huamark | ||
| Location | Bangkok, Thailand | ||
| Champions | |||
| Men's singles | Loh Kean Yew | ||
| Women's singles | Fitriani | ||
| Men's doubles |  Goh V Shem Tan Wee Kiong  | ||
| Women's doubles |  Puttita Supajirakul Sapsiree Taerattanachai  | ||
| Mixed doubles |  Chan Peng Soon Goh Liu Ying  | ||
  | |||
The 2019 Thailand Masters (officially known as the Princess Sirivannavari Thailand Masters 2019 presented by Toyota for sponsorship reasons) was a badminton tournament which took place at Indoor Stadium Huamark in Thailand from 8 to 13 January 2019 and had a total purse of $150,000.