| Official Name: | Latum |
| Native Name: | لتوم |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Gilan |
| Subdivision Type2: | County |
| Subdivision Name2: | Rezvanshahr |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Pareh Sar |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Yeylaqi-ye Ardeh |
| Population As Of: | 2006 |
| Population Total: | 70 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 37.5411°N 48.9417°W |
Latum (Persian: لتوم, also Romanized as Latūm, Latoom, Letowm, and Lotūm; also known as Letom) is a village in Yeylaqi-ye Ardeh Rural District, Pareh Sar District, Rezvanshahr County, Gilan Province, Iran. At the 2006 census, its population was 70, in 22 families.