Tiffany may refer to:

• Tiffany & Co., a silver and jewelry firm.
• Charles Lewis Tiffany, founder of Tiffany & Co.
• Louis Comfort Tiffany, a jewelry designer and son of Charles Lewis Tiffany.
• A breed of cat .
• An American pop singer whose hit songs in the 1980s included "I Think We're Alone Now" and "Could've Been".
• The début album of the above singer.
• A U.S. city in Wisconsin.
• The CBS Television network, sometimes referred to as The Tiffany Network
• The book Breakfast at Tiffany's, by Truman Capote, or the movie based on the book, released by Paramount Pictures in 1961, or the song "Breakfast at Tiffany's" by Deep Blue Something which refers to the movie.