Rosslyn Hill is a road in Hampstead, London, connecting the south end of Hampstead High Street to the north end of Haverstock Hill. It is the site of the Rosslyn Hill Unitarian Chapel, St. Stephen's Church and the Royal Free Hospital. It is served by the bus routes N5, C11, 46 and 268. Pond Street links it to Hampstead Heath railway station. Hampstead Hill Gardens runs between Rosslyn Hill and Pond Street.