| Kham Tam Sa | |
| King of Lan Xang | |
| Reign: | 1432 |
| Coronation: | 1432 |
| Predecessor: | Khon Kham |
| Successor: | Lusai |
| Issue: | Prince Mui Ton Kham |
| Dynasty: | Khun Lo |
| Father: | Samsenthai |
| Mother: | Queen Keo Sida (Sip Song Panna) |
| Religion: | Therevada Buddhism |
| Birth Place: | Muang Sua, Lan Xang |
| Death Date: | 1432 |
| Death Place: | Pak Houei Luang, Lan Xang |
| Regnal Name: | Samdach Brhat-Anya Chao Kama Dharmasara |
Kham Tam Sa was a king of Lan Xang who ruled for five months, before he was assassinated by Nang Keo Phimpha. His father was Samsenthai and his mother was Queen Keo Sida of Sip Song Panna. Kham Tam Sa succeeded his brother Khon Kham. Before he was king he was appointed Governor of Pak Houei Luang, where he later fled before his assassination.