| Grostenquin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Grostenquin 57.svg |
| Arrondissement: | Forbach-Boulay-Moselle |
| Canton: | Sarralbe |
| Insee: | 57262 |
| Postal Code: | 57660 |
| Mayor: | Patrick Seichepine[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Saint-Avold Synergie |
| Coordinates: | 48.9806°N 6.7397°W |
| Elevation M: | 250 |
| Elevation Min M: | 226 |
| Elevation Max M: | 306 |
| Area Km2: | 21.77 |
Grostenquin (in French pronounced as /ɡʁotɑ̃kɛ̃/; German: Großtänchen; Lorraine Franconian: Tännchen/Grosstänsche) is a commune in the Moselle department in Grand Est in north-eastern France, situated between Metz and Strasbourg.
Localities of the commune: Béning, Bertring, Hingsange, Linstroff.
Its population in 2021 was 635 people.[2]
A Royal Canadian Air Force (RCAF) base, RCAF Station Grostenquin, was located here from 1952–1964. After the departure of the RCAF, the airport was closed by the French. The facilities are still used by the French Armed Forces for military exercises.