| Lačnov | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Zlín |
| Subdivision Type2: | District |
| Subdivision Name2: | Vsetín |
| Pushpin Map: | Czech Republic |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location in the Czech Republic |
| Coordinates: | 49.1789°N 18.0164°W |
| Established Title: | First mentioned |
| Established Date: | 1422 |
| Area Total Km2: | 15.33 |
| Elevation M: | 520 |
| Population As Of: | 2024-01-01 |
| Population Footnotes: | [1] |
| Population Total: | 835 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 756 12 |
Lačnov is a municipality and village in Vsetín District in the Zlín Region of the Czech Republic. It has about 800 inhabitants.
Lačnov lies approximately 18km (11miles) south of Vsetín, 27km (17miles) east of Zlín, and 278km (173miles) east of Prague.