| Canguçu | |
| Settlement Type: | Municipality |
| Motto: | "Justiça, igualdade, perfeição" |
| Population Demonym: | Canguçuense |
| Subdivision Type: | Country |
| Subdivision Name: |  Brazil |
| Subdivision Type1: | Region |
| Subdivision Type2: | State |
| Subdivision Type3: | Mesoregion |
| Subdivision Type4: | Microregion |
| Subdivision Name1: | South |
| Subdivision Name2: | Rio Grande do Sul |
| Subdivision Name3: | Sudeste Rio-Grandense |
| Subdivision Name4: | Pelotas |
| Established Title: | Founded |
| Established Date: | 27 June 1857 |
| Leader Title: | Mayor |
| Leader Name: | Vinícius Pegoraro (MDB, 2021 - 2024) |
| Area Total Km2: | 3526.253 |
| Population Total: | 56370 |
| Population As Of: | 2021 |
| Population Density Km2: | auto |
| Timezone: | BRT |
| Utc Offset: | -3 |
Canguçu (population: 56,211)[1] is a city in Rio Grande do Sul, south Brazil. East Pomeranian, a dialect of Low German, has co-official status in Canguçu.