John Josiah Emery Jr. was an American real estate developer including of the Carew Tower (1931) in Cincinnati, Ohio, at the time the tallest building west of the Alleghenies, and the Netherland Plaza Hotel, opened at the same time. He was a major figure in the city's cultural life for more than four decades.

Carew Tower is a 49-story, 574-foot (175 m) Art Deco building completed in 1931 in the heart of downtown Cincinnati, Ohio, United States, overlooking the Ohio River waterfront. The structure is the second-tallest building in the city, and it was added to the register of National Historic Landmarks on April 19, 1994. The tower is named after Joseph T. Carew, proprietor of the Mabley & Carew department store chain, which had previously operated in a building on the site.