Dreifaltigkeitskirche (German for Trinity Church) may refer to:
- Austria
- Church of the Holy Trinity, Salzburg in Salzburg
- Australia
- Lutheran Trinity Church, East Melbourne, a German-language church known as Deutsche Evangelische Dreifaltigkeitskirche
- Germany
- Dreifaltigkeitskirche (Berlin)
- Dresden Cathedral, or the Cathedral of the Holy Trinity, previously the Catholic Church of the Royal Court of Saxony
- Trinitatiskirche (Dresden), in ruins
- Dreifaltigkeitskirche (Munich)
- Dreifaltigkeitskirche (Speyer)
- Switzerland
- Dreifaltigkeitskirche, Bern, from 1899