| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Máriakálnok |
| Other Name: | Gahling |
| Subdivision Type1: | County |
| Subdivision Name1: | Győr-Moson-Sopron |
| Area Total Km2: | 15.48 |
| Population Total: | 1508 |
| Population As Of: | 2004 |
| Population Density Km2: | 97.41 |
| Postal Code Type: | Postal code |
| Postal Code: | 9231 |
| Area Code: | 96 |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Máriakálnok |
| Coordinates: | 47.8599°N 17.3217°W |
Máriakálnok (German: Gahling) is a village in Győr-Moson-Sopron county, Hungary.