The Convocation of American Churches in Europe is a collection of churches, mission congregations, and specialized ministries spread geographically over several countries in continental Europe. The Cathedral of the Holy Trinity is located in the centre of Paris.

Congregations within the Convocation vary in size from fewer than 100 members in the mission congregations to more than 1,000 at the Cathedral in Paris. In total there are more than 4,000 active parishioners throughout the Convocation.