17th Samui Regatta-Youth Challenge
Race Results for Race 4 in Optimist (U12) (Final) class
27 May 2018
| Sail No | Boat | Name | Cty/Rgn | Place | Points |
| 06 | | Thanadej Sooparnich | THA | 1 | 1 |
| THA 414 | | Kans Kachachuen | THA | 2 | 2 |
| THA848 | | Thippawan Khumpinit | THA | 3 | 3 |
| THA113 | . | Sam Giolder | THA | 4 | 4 |
| THA 2704 | | Mirin Kensvewsuk | THA | 5 | 5 |
| THA 4803 | | Mathasit Yooyen | THA | 6 | 6 |
| Cocacola 03 | | Oonruen Boontawee | THA | 7 | 7 |
| Cococola 17 | | Phanphatsa Khumban | THA | 8 | 8 |
| Cocacola 18 | | Donnaya Hasap | THA | 9 | 9 |
| THA 946 | | Paranee Muangngam | THA | 10 | 10 |
| THA 66 | | Nattakan Somdee | THA | 11 | 11 |
| Cocacola 04 | | Thoranist Tubeium | THA | 12 | 12 |
| THA 240 | | Auttapon Sailek | THA | 13 | 13 |
| THA 2288 | | Patcharapan Okaloy | THA | 14 | 14 |
| THA 798 | | Kirati Leicesterjames | THA | 15 | 15 |
| THA 23 | | Korakot Sonngai | THA | 16 | 16 |
| THA 41 | | Veerasak Aiewsae | THA | 17 | 17 |
| THA 22 | | Surapa Muangngam | THA | 18 | 18 |