| Gmina Grodzisk | |
| Other Name: | Grodzisk Commune |
| Settlement Type: | Gmina |
| Total Type: | Total |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Podlaskie |
| Subdivision Type2: | County |
| Subdivision Name2: | Siemiatycze |
| Area Total Km2: | 203.21 |
| Population Total: | 4596 |
| Population As Of: | 2006 |
| Population Density Km2: | auto |
| Coor Pinpoint: | Grodzisk |
| Coordinates: | 52.5839°N 22.7381°W |
| Seat: | Grodzisk |
Gmina Grodzisk is a rural gmina (administrative district) in Siemiatycze County, Podlaskie Voivodeship, in north-eastern Poland. Its seat is the village of Grodzisk, which lies approximately 20km (10miles) north-west of Siemiatycze and 660NaN0 south-west of the regional capital Białystok.
The gmina covers an area of 203.21km2, and as of 2006 its total population is 4,596.
Gmina Grodzisk contains the villages and settlements of:
Gmina Grodzisk is bordered by the gminas of Brańsk, Ciechanowiec, Drohiczyn, Dziadkowice, Perlejewo, Rudka and Siemiatycze.