OSM tag name=Saint Leo Catholic Church matches St. Leo's Church in these Wikidata fields:
| 19th-century Roman Catholic church buildings in the United States | man_made=tower, amenity=place_of_worship, building=church, disused:amenity=place_of_worship |
| Churches on the National Register of Historic Places in Maryland | boundary=protected_area, building=church, historic, man_made=tower, amenity=place_of_worship, disused:amenity=place_of_worship |
| Italianate church buildings in the United States | man_made=tower, amenity=place_of_worship, building=church, disused:amenity=place_of_worship |
| Properties of religious function on the National Register of Historic Places in Baltimore | boundary=protected_area, historic |
| Roman Catholic church buildings in Baltimore | man_made=tower, amenity=place_of_worship, building=church, disused:amenity=place_of_worship |
| Roman Catholic churches completed in 1881 | man_made=tower, amenity=place_of_worship, building=church, disused:amenity=place_of_worship |