| Official Name: | Luelmo |
| Subdivision Name3: | Luelmo |
| Area Total Km2: | 36 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
Luelmo is a municipality located in the province of Zamora, Castile and León, Spain; and in the territorial area of Sayago. According to the 2004 census (INE), the municipality has a population of 228 inhabitants.
The landscape of the municipality is dominated by the Sayaguese peneplain, succeeding hills and streams leading to Duero river.