19th Samui Regatta Dinghies
Optimist Class
After 4 races ...
| Place | Sail No | Boat | Name | Score |
| 1 | THA 1878 | Win | Sarawin Kaminthong | 4 |
| 2 | THA 878 | Tammachat | Tammachat Sriopas | 9 |
| 3 | THA 19350 | Orca | Ratpong Nitisahakul | 16 |
| 4 | THA 598 | Alìne | Sinanrat Lertpoonsawat | 25 |
| 5 | THA 187 | Chanya | Suchanya Kaminthong | 25 |
| 6 | THA896 | Roadtrip | Tanyatip Limmaneerak | 25 |
| 7 | AUS 1844 | Kram | Kram Chantarawinij | 28 |
| 8 | THA 1873 | Tae | Nattapon Arinchum | 32 |
| 9 | 313 | Imtiyaz | Imtiyaz Sittisan | 33 |
| 10 | THA 4 | Season | Yanathon Sae-lim | 41 |
| 11 | 316 | Tii | Thanawit Glinsorn | 49 |
| 12 | IIR | Aten | Siravich Boonjan | 49 |
| 13 | THA 202 | Roong | Roong Chantarawinji | 57 |
| 14 | 314 | Kuno | Sirawit Boonjitmongkol | 57 |
| 15 | 312 | King | Taraton Jitwang | 58 |
| 16 | THA 23 BB | Beebee | Pattareeya Kongpaen | 61 |
| 17 | 57 | Adill | Thatthan Choopak | 85 |
| 18 | 311 | Chaisong | Navatawan Jaemjit | 85 |
| 19 | 27R | Tuntun | Kunakorn Kaewluan | 86 |
| 20 | THA 5 | Jaodarn | Muhammadjaodarn Saha | 86 |
| 21 | THA 10 | Cake | Kunyamon Buddee | 92 |
| 22 | 12R | Boss | Chanwud Phramlek | 92 |