Locmaria-Grand-Champ
- Français: Locmaria-Grand-Champ
- Breton: Lokmaria-Gregam
( Brezhoneg ) - Population: 1 100
Gentilé: locmariens - Type: Commune
- Superficie: 14,06 km²
Densité: 78.24 hab/km²
- Latitude: 47°45'0" N
Longitude: 2°47'60" W
- Latitude: 47.750000
Longitude: -2.783330
- pages: 16
