| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Gasztony |
| Mapsize: | 275px |
| Subdivision Type1: | County |
| Subdivision Name1: | Vas |
| Area Total Km2: | 14.27 |
| Population Total: | 474 |
| Population As Of: | 2004 |
| Population Density Km2: | 33.21 |
| Postal Code Type: | Postal code |
| Postal Code: | 9952 |
| Area Code: | 94 |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Gasztony |
| Pushpin Mapsize: | 275px |
| Coordinates: | 46.965°N 16.4513°W |
Gasztony is a village in Vas county, Hungary.
Kálmán Széll, a Hungarian politician, the Prime Minister of Hungary between 1899 and 1903 was born here.