Francis Seymour-Conway, 2nd Marquess of Hertford (1800-1842), was a British nobleman known for his role in the House of Lords. He inherited the title from his father, Francis Seymour-Conway, 1st Marquess of Hertford, and was involved in various political and social activities during his lifetime. He was also a notable art collector, amassing a significant collection that included works by famous artists. His contributions to the arts and his family's legacy continued to influence British culture, particularly through the Hertford family and their connections to the British aristocracy.