| Arrondissement of Dinant | |
| Native Name: | French: Arrondissement de Dinant |
| Type: | Arrondissement |
| Coordinates: | 50.15°N 4.95°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Belgium |
| Subdivision Type1: | Region |
| Subdivision Type2: | Province |
| Subdivision Name2: | Namur |
| Parts Type: | Municipalities |
| Parts Style: | para |
| P1: | 15 |
| Unit Pref: | Metric |
| Area Total Km2: | 1592.42 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
The Arrondissement of Dinant (French: Arrondissement de Dinant; Dutch; Flemish: Arrondissement Dinant) is one of the three administrative arrondissements in the Walloon province of Namur, Belgium. It is both an administrative and a judicial arrondissement. However, the Judicial Arrondissement of Dinant also comprises the municipalities of the Arrondissement of Philippeville.
The Administrative Arrondissement of Dinant consists of the following municipalities:[1]