| TNA | |
| Location Country: | Tonga |
| Affiliation: | ITUC |
| Full Name: | Tonga Nurses' Association |
| Headquarters: | Nukualofa, Tonga |
| Key People: | Pisila Sovaleni, general secretary |
The Tonga Nurses' Association (TNA) is a trade union in Tonga. It is affiliated with the International Trade Union Confederation.