Alexander's was an American department store chain in the New York metropolitan area. Catering to low- and middle-income consumers, Alexander's offered discounted designer fashions and high-quality private label goods. At its height, the company operated 16 stores. Its advertising slogan was "You'll find Alexander's has what you're looking for; how lucky can you get?!". The company still exists as a REIT controlled and managed by Vornado Realty Trust.

Alexander (, ) is a common male first name, and less common surname derived from the Greek "Αλέξανδρος" (Aléxandros). The most famous is Alexander the Great, who created one of the largest empires in ancient history.