| La Sentiu de Sió | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Catalonia |
| Pushpin Map Caption: | Location in Catalonia |
| Coordinates: | 41.8064°N 0.88°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Community |
| Subdivision Name1: | Catalonia |
| Subdivision Type2: | Province |
| Subdivision Name2: | Lleida |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | La Noguera |
| Leader Title: | Mayor |
| Leader Name: | Antonio López Trabalón (2015)[1] |
| Area Footnotes: | [2] |
| Area Total Km2: | 29.6 |
| Elevation M: | 281 |
| Population Density Km2: | auto |
| Postal Code Type: | Postal code |
| Postal Code: | 25617 |
La Sentiu de Sió (in Catalan; Valencian pronounced as /la senˈtiw ðe siˈo/) is a municipality in the comarca of Noguera, in the province of Lleida, Catalonia, Spain.