| Band Name: | Jean Marie River First Nation |
| Band Number: | 770 |
| Endonym: | Tthets'ék'ehdélı̨ |
| People: | Dene |
| Treaty: | Treaty 11 |
| Headquarters: | Jean Marie River |
| Province: | Northwest Territories |
| Pop Year: | 2019 |
| On Other Land: | 126 |
| Off Reserve: | 33 |
| Council: | Stanley Sanguez |
| Tribal Council: | Dehcho First Nations |
| Website: | jmrfn.com |
| Footnotes: | [1] |
The Jean Marie River First Nation, known as Tthets'ék'ehdélı̨ in its own Dene language, is a First Nations band government in the Northwest Territories. The band is headquartered in the community of Jean Marie River.[1]
The Jean Marie River First Nation is a member of the Dehcho First Nations.[2]