Orang Siam
| Singapura | 48,000[perlu rujukan] |
|---|---|
| Myanmar | 41,000[perlu rujukan] |
| Hong Kong | 15,000 |
| United Kingdom | 16,256[perlu rujukan] |
| Malaysia | 25,000[perlu rujukan] |
| Thailand | kira-kira 48,500,000 (termasuk 21,000,000 penutur Isan) |
| Kemboja | 41,000 |
| Jepun | 10,000[perlu rujukan] |
| Bahrain | 3,000 |
| Arab Saudi | 16,000 |
| Sweden | 11,244 (2004) |
| Amerika Syarikat | 136,000[perlu rujukan] |
| Taiwan | 102,000[perlu rujukan] |
| Israel | 25,000 |
| Australia | 26,000 |
| Kuwait | 5,000 |
| Laos | 121,000[perlu rujukan] |
