Joseph Christian Lillie, also known as J.C. Lillie, was a Danish neoclassical architect and interior designer. His early career was in Denmark, where he is mainly known for his interior designs and furniture production. His later career was in Schleswig-Holstein, where he is known for his independent architectural works.

Marienlyst Castle is a palatial residence located in Helsingør, Denmark. It was named after King Frederik V of Denmark's second wife, Juliana Maria, the queen consort of Denmark and Norway. The building formerly served as a royal pavilion of Kronborg Castle and was mostly used as a venue for pleasure and hunting. It was also used by the director-general of the Øresund Custom House, Colonel Adam Gottlob von Krogh and his wife Magdalene, between 1796 and 1847.