Miss Universe Thailand 2017
Miss Universe Thailand 2017 was the 18th edition of the Miss Universe Thailand pageant held at Royal Paragon Hall, Siam Paragon in Bangkok on 29 July 2017. Chalita Suansane from Samut Prakan crowned her successor at the end of the event.
The coronation pageant was broadcast live on Channel 3 Thailand. The crowned winner was Maria Lynn Ehren of Bangkok, who later represented Thailand at the Miss Universe 2017 competition in the Las Vegas, USA and finished in the top 5.
Final results
§: Ratapiraya directly entered into Top 16 after winning Miss People's Choice.Special awards
Delegates
40 delegates have been confirmed. The information from Miss Universe Thailand Official website| Number | Name | Age | Height | Placement | Province | Special Award |
| 1 | Apassanun Khunsing | 23 | Lopburi | - | ||
| 2 | Sunisa Ketkaew | 23 | Ranong | - | ||
| 3 | Paweensuda Drouin | 23 | Top 5 | Bangkok | Miss Smile | |
| 4 | Wanchareeporn Boontan | 21 | Yasothon | - | ||
| 5 | Maria Poonlertlarp | 25 | Miss Universe Thailand 2017 | Bangkok | Boutique Lady | |
| 6 | Chanaran Tanthanachai | 20 | Kanchanaburi | - | ||
| 7 | Krongthong Chantarasompoch | 20 | Top 10 | Samut Prakan | - | |
| 8 | Pimsuda Panpoka | 20 | Top 16 | Kalasin | - | |
| 9 | Jareerat Petsom | 24 | Top 10 | Chumphon | - | |
| 10 | Prowravee Kittivoraprasat | 20 | Songkhla | - | ||
| 11 | Sasiwimon Saibuaban | 26 | Yasothon | - | ||
| 12 | Jiratchaya Sookinta | 19 | Phayao | - | ||
| 13 | Sasamol Chareonsook | 23 | Prachin Buri | - | ||
| 14 | Kotchapan Paitoon | 24 | Udon Thani | - | ||
| 15 | Kotchakorn Sapphayatosok | 21 | Top 10 | Bangkok | - | |
| 16 | Prapatsorn Thaisatien | 21 | Nong Khai | - | ||
| 17 | Ratchana Pranimit | 24 | Prachuap Khiri Khan | - | ||
| 18 | Supichaya Youngyuen | 22 | Samut Prakan | - | ||
| 19 | Aunchisa Krittayasophon | 23 | Prachin Buri | - | ||
| 20 | Chatchada Auntasri | 21 | Top 16 | Khon Kaen | - | |
| 21 | Suraprin Artkongharn | 21 | Top 5 | Bangkok | - | |
| 22 | Tanapond Soranant | 26 | Top 16 | Bangkok | - | |
| 23 | Ananya Nilson | 23 | Top 16 | Phuket | - | |
| 24 | Ratapiraya Apinunthanapat | 24 | Top 16 | Yala | Miss People's Choice | |
| 25 | Uchuta Praditpholsaen | 20 | Chonburi | - | ||
| 26 | Marnfah Palasri | 22 | Samut Prakan | - | ||
| 27 | Salilthip Leelawijitkul | 23 | Trang | - | ||
| 28 | Chiratchaya Leelaprapaporn | 22 | Top 16 | Chonburi | - | |
| 29 | Pichapohn Petchkaew | 23 | Top 10 | Bangkok | - | |
| 30 | Wannisa Yoskham | 19 | Bangkok | - | ||
| 31 | Juthamanee Parasing | 21 | Samut Sakhon | - | ||
| 32 | Sirirat Kalaboot | 18 | Udon Thani | - | ||
| 33 | Pisuttha Nunthavorawech | 24 | Nakhon Ratchasima | - | ||
| 34 | Ratchanok Naowaset | 22 | Top 5 | Kalasin | - | |
| 35 | Raiwint Kittivongsiri | 24 | Bangkok | - | ||
| 36 | Kwannakorn Chaiwan | 26 | Phatthalung | Miss Beauty & Elegance | ||
| 37 | Kanyaphatsaporn Rungruang | 20 | Top 10 | Surat Thani | Miss Photogenic | |
| 38 | Supaporn Ritthipreuk | 20 | 1st Runner-Up | Chiang Mai | - | |
| 39 | Papassorn Prasitkasikorn | 26 | Bangkok | - | ||
| 40 | Dahla Naksuk | 21 | Chiang Mai | Kulla Satree Sri Chiang Mai |