Niel Lovisco (1900-1981) was an art dealer and gallerist active in Rockport and Gloucester, Massachusetts and New York, New York. In the 1920s, Lovisco ran "The Catacombs," a combination art gallery-tea room in New York City's Greenwich Village. He later operated the Bearskin Neck Art Gallery in Rockport, Massachusetts (1946-1949), the Art Center Gallery in New York, New York (1950s), and the Lovisco Gallery, located in New York, New York (1957-1973), and later, Gloucester, Massachusetts (1973-1979).