Julien Hall was a building in Boston, Massachusetts, on the corner of Congress Street and Milk Street. It flourished 1825-1843, housing a variety of public events such as lectures by Red Jacket, William Lloyd Garrison; temperance meetings; political meetings; auctions; exhibitions of live animals, portraits by William James Hubard, John H. I. Browere; performances of the "automaton chess player" and the "panharmonicon;" and so on. By 1842 boxer John Sheridan had converted space in the hall into an athletic gymnasium.

William James Hubard was British-born artist who worked in England and the United States in the 19th century. He specialized in silhouette and painted portraits.