| Nové Sedlo | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Ústí nad Labem |
| Subdivision Type2: | District |
| Subdivision Name2: | Louny |
| Pushpin Map: | Czech Republic |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location in the Czech Republic |
| Coordinates: | 50.3397°N 13.475°W |
| Established Title: | First mentioned |
| Established Date: | 1411 |
| Area Total Km2: | 22.05 |
| Elevation M: | 225 |
| Population As Of: | 2024-01-01 |
| Population Footnotes: | [1] |
| Population Total: | 595 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 438 01 |
Nové Sedlo (German: Neusattel bei Saaz) is a municipality and village in Louny District in the Ústí nad Labem Region of the Czech Republic. It has about 600 inhabitants.
The villages of Břežany, Chudeřín, Číňov, Sedčice and Žabokliky are administrative parts of Nové Sedlo.