| Viazac | |
|---|---|
| Coordinates: 44°38′32″N2°04′33″E / 44.6422°N 2.0758°E | |
| Country | France | 
| Region | Occitania | 
| Department | Lot | 
| Arrondissement | Figeac | 
| Canton | Figeac-2 | 
| Intercommunality | CC Grand-Figeac | 
| Government | |
| • Mayor (2020–2026) | Nathalie Philippe [1] | 
| Area 1 | 17.74 km2 (6.85 sq mi) | 
| Population  (2022) [2]  | 339 | 
| • Density | 19/km2 (49/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code |  46332 /46100 | 
| Elevation | 200–502 m (656–1,647 ft) (avg. 210 m or 690 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Viazac (French pronunciation: [vjazak] ; Occitan : Viasac) is a commune in the Lot department in south-western France.