Feldkirch can refer to:
In Austria:
- Feldkirch, Vorarlberg, a medieval city and capital of an administrative district
- Feldkirch (district), an administrative division of Vorarlberg
In France:
- Feldkirch, Haut-Rhin, a commune (municipality) in France.
In Germany:
- Feldkirch (Hartheim), a village in the municipality Hartheim, in Baden-Württemberg