The "Baron of Sussex" is a title in the British peerage system, specifically associated with the historic county of Sussex in England. This title has been held by various individuals over the years, often linked to the nobility and land ownership in the region. The title is part of the broader hierarchy of British aristocracy, which includes dukes, marquesses, earls, viscounts, and barons. The title of Baron of Sussex has been created multiple times, with the most recent creation occurring in the 20th century. It is important to note that the title is not currently active, meaning there is no living baron holding this title at present. The history of the title reflects the changing social and political landscape of England, particularly in relation to the British monarchy and nobility.