| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Mecsér |
| Subdivision Type1: | County |
| Subdivision Name1: | Győr-Moson-Sopron |
| Area Footnotes: | [1] |
| Area Total Km2: | 21.09 |
| Population Footnotes: | [2] |
| Population Total: | 635 |
| Population As Of: | 2022 |
| Population Density Km2: | auto |
| Government Footnotes: | [3] |
| Leader Name: | Csaplár Zoltán Imre |
| Leader Title: | Mayor |
| Leader Party: | Independent |
| Postal Code Type: | Postal code |
| Postal Code: | 9176 |
| Area Code: | 96 |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Mecsér |
| Coordinates: | 47.796°N 17.4758°W |
Mecsér is a village in Győr-Moson-Sopron county, Hungary.