19th Samui Regatta Dinghies
Optimist (Boys) 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 | 14 |
| 4 | AUS 1844 | Kram | Kram Chantarawinij | 20 |
| 5 | 313 | Imtiyaz | Imtiyaz Sittisan | 23 |
| 6 | THA 1873 | Tae | Nattapon Arinchum | 26 |
| 7 | THA 4 | Season | Yanathon Sae-lim | 27 |
| 8 | 316 | Tii | Thanawit Glinsorn | 34 |
| 9 | IIR | Aten | Siravich Boonjan | 34 |
| 10 | 314 | Kuno | Sirawit Boonjitmongkol | 39 |
| 11 | 312 | King | Taraton Jitwang | 40 |
| 12 | 57 | Adill | Thatthan Choopak | 62 |
| 13 | 27R | Tuntun | Kunakorn Kaewluan | 63 |
| 14 | THA 5 | Jaodarn | Muhammadjaodarn Saha | 63 |
| 15 | 311 | Chaisong | Navatawan Jaemjit | 63 |
| 16 | 12R | Boss | Chanwud Phramlek | 68 |