Miss Thailand World 2018
Miss Thailand World 2018 was the 28th edition of the Miss Thailand World auditioned on July 21-July 22, 2018. Pageant held at The Berkeley Pratunam Hotel in Bangkok on 15 September 2018. Jinnita Buddee from Chiang Rai crowned her successor at the end of the event.
The coronation pageant was broadcast live on Channel 3 Thailand. Many contestants tripped and fell because of the stage which proved to be extremely slippery. The crowned winner was Nicolene Pichapa Limsnukan of Bangkok represented Thailand at Miss World 2018 competition in Sanya, China on December 8, 2018. She went on to achieve the first Runner Up position, the highest position ever achieved by a Thai candidate at Miss World.
Final results
| Final Results | Contestant |
| Miss Thailand World 2018 |
|
| 1st Runner-Up | |
| 2nd Runner-Up | |
| Top 6 | |
| Top 12 |
Special Awards
- Sponsor Award in Ace of Hua Hin Resort, Prachuap Khiri Khan
Fast Track
Top Model
Praewwanit Ruangthong won the Top Model Competition and became the first semi-finalist of Miss Thailand World 2018.| Results | Contestants |
| Top Model |
|
| Top 6 |
Talent
Siriporn Phasomsap won the Talent Competition and became the second semi-finalist of Miss Thailand World 2018.| Results | Contestants |
| Miss Talent |
|
| Top 5 |
Sport
People's Choice
- Best Portrait award was selected by Cindy Bishop, Vinij Boonchaisri and Narin Laorujirakul. All three will receive 100 vote points each. On air in Miss Thailand World 2018 The Reality EP. 2
Delegates
| Number | Name | Age | Height | Province |
| 1 | Narinphat Sutthipote | 25 | ||
| 2 | Tidarat Onseng | 23 | ||
| 3 | Phattarapon Sonthiphak | 23 | ||
| 4 | Suthida Atkarajaroensuk | 21 | ||
| 5 | Mintra Suppathasewee | 20 | ||
| 6 | Ornsuda Nakkasem | 22 | ||
| 7 | Nicolene Pichapa Limsnukan | 19 | ||
| 8 | Natthanicha Boonpong | 22 | ||
| 9 | Peerachada Khunrak | 23 | ||
| 10 | Pachtara Wattanapibulpaisarn | 25 | ||
| 11 | Manita Farmer | 22 | ||
| 12 | Praewwanit Ruangthong | 25 | ||
| 13 | Kristina Fleischmann | 21 | ||
| 14 | Wassana Inchomngam | 23 | ||
| 15 | Nintira Jongsukwai | 23 | ||
| 16 | Raksina Singha | 23 | ||
| 17 | Tanyarak Yooucharoen | 21 | ||
| 18 | Chonlachat Sa-ngiam | 24 | ||
| 19 | Pornnapat Ployparichat | 23 | ||
| 20 | Nutchananun Chantim | 23 | ||
| 22 | Anusara Panya | 22 | ||
| 23 | Ruechanok Meesang | 23 | ||
| 24 | Siriporn Phasomsap | 23 | ||
| 25 | Lalikarn Phornnipatkul | 25 | ||
| 26 | Helena Busch | 22 | ||
| 27 | Aniphan Chalermburanawong | 25 | ||
| 28 | Nattida Pungnum | 23 | ||
| 29 | Kanyarat Watcharin | 25 | ||
| 30 | Matrisha Plienvitee | 21 | ||
| 31 | Khunanya Chomphulong | 25 |
Withdrawal
- Sumitra Noenphrom withdrew from the competition due to personal reasons. She was originally candidate #21 and her spot was replaced by candidate #31 Khunanya Chomphulong.