| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Nagyoroszi |
| Subdivision Type1: | County |
| Subdivision Name1: | Nógrád |
| Area Total Km2: | 40.03 |
| Population Total: | 2273 |
| Population As Of: | 2004 |
| Population Density Km2: | 56.78 |
| Postal Code Type: | Postal code |
| Postal Code: | 2645 |
| Area Code: | 35 |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Nagyoroszi |
| Coordinates: | 48.0034°N 19.0906°W |
Nagyoroszi is a village in Nógrád county, Hungary.