| Official Name: | Ladário |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Type2: | Region |
| Subdivision Type3: | Macroregion |
| Subdivision Type1: | State |
| Subdivision Type4: | Microregion |
| Subdivision Name: | Brazil |
| Subdivision Name2: | Center-West |
| Subdivision Name1: | Mato Grosso do Sul |
| Subdivision Name3: | Pantanais Sul-Mato-Grossenses |
| Subdivision Name4: | Baixo Pantanal |
| Leader Title: | Mayor |
| Leader Name: | José Antônio Assad e Faria |
| Area Total Km2: | 342.5 |
| Population As Of: | 2020 [1] |
| Population Total: | 23,689 |
| Population Density Km2: | auto |
| Timezone: | AMT |
| Utc Offset: | -4 |
| Coordinates: | -19.005°N -57.6019°W |
| Elevation M: | 114 |
Ladário (pronounced as /pt/) is a municipality located in the Brazilian state of Mato Grosso do Sul. The municipality of Ladário is surrounded by the municipality of Corumbá in all directions. Together, Corumbá and Ladário total 123,320 inhabitants.
A town with natural resources such as iron, manganese, limestone, sand and clay, Ladário is located in the western region of the state of Mato Grosso do Sul, in the heart of the Pantanal.