Old Broadway Synagogue, officially Chevra Talmud Torah Anshei Marovi, is an Orthodox Jewish synagogue located at 15 Old Broadway, in the Manhattanville neighborhood of Harlem, Manhattan, in New York City, New York, United States. The congregation practises in the Ashkenazi rite.

Manhattanville is a neighborhood in the New York City borough of Manhattan bordered on the north by 135th Street; on the south by 122nd and 125th Streets; on the west by Hudson River; and on the east by Adam Clayton Powell Jr. Boulevard and the campus of City College.