| 2019 Thailand Open | |
|---|---|
| Date | 28 January – 3 February 2019 |
| Edition | 1st |
| Category | WTA International |
| Draw | 32S / 16D |
| Prize money | $250,000 |
| Surface | Hard, outdoor |
| Location | Hua Hin, Prachuap Khiri Khan, Thailand |
| Venue | True Arena Hua Hin |
| Champions | |
| Singles | |
 Dayana Yastremska | |
| Doubles | |
 Irina-Camelia Begu / Monica Niculescu | |
The 2019 Thailand Open, sponsored by Toyota, was a tennis tournament played on outdoor hard courts. It was the 1st edition of the Hua Hin Championships as part of the WTA International tournaments of the 2019 WTA Tour. It took place at the True Arena Hua Hin in Hua Hin, Thailand, from 28 January 2019 to 3 February 2019.[1]
This tournament replaced the Taiwan Open on the WTA Tour.