| Negueira de Muñiz | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain |
| Pushpin Map Caption: | Location in Spain |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Lugo |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Fonsagrada |
| Seat Type: | Capital |
| Coordinates: | 43.1333°N -60°W |
| Area Total Km2: | 72.26 |
| Population Density Km2: | auto |
| Blank Name Sec1: | Official language(s) |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 27113 |
| Area Code Type: | Dialing code |
| Leader Title: | Mayor |
| Leader Name: | José Manuel Braña Pereda |
| Leader Party: | PSOE |
Negueira de Muñiz is a municipality in the province of Lugo, in the autonomous community of Galicia, northwestern Spain. It belongs to the comarca of A Fonsagrada. According to the IGE, it had a population of 218, making it the least populated town in Galicia (as of 2018).