The Khen dynasty ruled from their capital in Kamatapur (Gosanimari), now in Coch Bihar district. The last king was Nilambar (1480-1498), who expanded the kingdom to include the present Koch Bihar districts of West Bengal and the undivided Kamprup and Darrang districts of Assam and northern Mymensing in Bangladesh as well as eastern parts of Dinajpur district.
The list of Kamata Kings and Their Rulers
| SL.NO. | Kings Name | Years |
|---|---|---|
| 1 | Sandhya | 1228-1260 |
| 2 | Sindhu Rai | 1260-1285 |
| 3 | Rup Narayan | 1285-1300 |
| 4 | Singhadhwaj | 1300-1305 |
| 5 | Pratapdhwaj | 1305-1325 |
| 6 | Dharma Narayan | 1325-1330 |
| 7 | Durlabh Narayan | 1330-1350 |
| 8 | Indra Narayan | 1350-1365 |
| 9 | Sasanka(Arimatta) | 1365-1385 |
| 10 | Gajanka | 1385-1400 |
| 11 | Sukranka | 1400-1415 |
| 12 | Mriganka | 1415-1440 |
| 13 | Niladhwaj | 1440-1460 |
| 14 | Chakradhwaj | 1460-1580 |
| 15 | Nilambar | 1480-1498 |
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