Miss Universe Thailand 2018
| Miss Universe Thailand 2018 | |
|---|---|
| Date | 30 June 2018 |
| Presenters |
|
| Entertainment |
|
| Venue | Royal Paragon Hall, Siam Paragon, Bangkok, Thailand |
| Broadcaster | Channel 3 |
| Entrants | 40 |
| Placements | 16 |
| Winner | Sophida Kanchanarin Bangkok |
Miss Universe Thailand 2018 was the 19th Miss Universe Thailand pageant, held at the Royal Paragon Hall, Siam Paragon in Bangkok, Thailand, on 30 June 2018.
Maria Poonlertlarp crowned her successor Sophida Kanchanarin at the end of the event. Kanchanarin represented Thailand at the Miss Universe 2018 pageant on 16 December 2018 in Bangkok and was placed as a top ten finalist.