| Native Name: | Ломница |
| Native Name Lang: | sr |
| Official Name: | Lomnica |
| Coordinates: | 44.2333°N 49°W |
| Subdivision Type: | Country |
| Subdivision Name: | Serbia |
| Subdivision Type1: | District |
| Subdivision Name1: | Pomoravlje |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Despotovac |
| Population: | 988[1] |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 35213 |
| Area Code Type: | Area code |
| Area Code: | +381 35 |
| Blank Name: | Car plates |
| Blank Info: | JA (old) DE (new) |
Lomnica is a village in Despotovac municipality, in the Pomoravlje District of Serbia.
Lomnica is located 10 kilometers from the town of Despotovac and about 7 kilometers from Manasija Monastery. It is situated at (roughly) about 600 meters above sea level. It is the third largest village in the municipality (after villages Plažane and Veliki Popović).
In 1953, the population of Lomnica was 770.[2] In 2011, the population was recorded as 1284, with 324 total households.
Near Lomnica is a small lake called Lomničko jezero, which is about 2 hectares in size for most of the year. The village has a part-time ambulance service with a doctor and nurse.
It also has a modern football pitch with around 1,000 seats, along with other smaller football pitches and basketball courts.