The Church of Santissima Trinità dei Monti, often called simply Trinità dei Monti, is a Roman Catholic late Renaissance titular church in Rome, central Italy. It is best known for its position above the Spanish Steps which lead down to the famous Piazza di Spagna. The church and its surrounding area are a French State property.

There are more than 900 churches in Rome, which makes it the city with the largest number of churches in the world. Almost all of these are Catholic.