Church of Saint Demetrius or St. Demetrius' Church may refer to:
Albania
editBulgaria
editRomania
editOthers
edit- Hagios Demetrios, a World Heritage Site in Thessaloniki, Greece
- Church of Saint Demetrius, Budapest, Hungary
- Church of Saint Demetrius in Kosovska Mitrovica, Kosovo
- St Demetrius Chapel, Għarb, Malta
- Cathedral of Saint Demetrius, Vladimir, Russia
- Cathedral Church of St Andrew and St Demetrius, Madrid, Spain
- St. Demetrios Greek Orthodox Church (Seattle), United States