| San Nazaro in Brolo | |
|---|---|
 Façade with the Trivulzio Mausoleum. | |
| Religion | |
| Affiliation | Roman Catholic |
| Ecclesiastical or organizational status | Basilica |
| Status | Active |
| Location | |
| Location | Milan |
| Geographic coordinates | 45°27′31″N 9°11′33″E / 45.45861°N 9.19250°E |
| Architecture | |
| Type | Basilica |
| Style | Romanesque |
| Groundbreaking | 382 |
The basilica of San Nazaro in Brolo or San Nazaro Maggiore is a 4th-century Roman Catholic church in Milan, region of Lombardy, Italy.