John Jacob Astor was a prominent figure in American business during the late 18th and early 19th centuries. Synonyms for his name could include Astor, J.J. Astor, John Astor, or even simply "the Astor". As the founder of the American Fur Company, Astor was known for his shrewd business skills and entrepreneurial spirit. He also played a significant role in the development of New York City, particularly through his investment in real estate. Despite passing away in 1848, Astor's legacy lives on through the various institutions and landmarks that bear his name, such as the Astor Library and the Waldorf-Astoria Hotel.