| Mařenice | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Liberec |
| Subdivision Type2: | District |
| Subdivision Name2: | Česká Lípa |
| Pushpin Map: | Czech Republic |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location in the Czech Republic |
| Coordinates: | 50.8075°N 14.6786°W |
| Established Title: | First mentioned |
| Established Date: | 1372 |
| Area Total Km2: | 26.55 |
| Elevation M: | 392 |
| Population As Of: | 2024-01-01 |
| Population Footnotes: | [1] |
| Population Total: | 334 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal codes |
| Postal Code: | 471 56, 471 57 |
Mařenice (German: Großmergthal) is a municipality and village in Česká Lípa District in the Liberec Region of the Czech Republic. It has about 300 inhabitants.
The villages of Dolní Světlá, Horní Světlá and Mařeničky are administrative parts of Mařenice.