The Courtauld Institute of Art (London), the Honolulu Museum of Art, the National Gallery of Ireland, the Tate and the Victoria Art Gallery (Bath, England) are among the public collections having paintings by Thomas Hickey.
A range of prominent public art museums, such as The Courtauld Institute of Art in London, the Honolulu Museum of Art, the National Gallery of Ireland, the Tate, and the Victoria Art Gallery in Bath, England, have paintings by Thomas Hickey on display.