Hancock Whitney Center, formerly One Shell Square, is a 51-story, 697-foot (212 m) skyscraper designed in the International style by Skidmore, Owings and Merrill, located at 701 Poydras Street in the Central Business District of New Orleans, Louisiana.

Hines Interest is the developer of Hancock Whitney Center and Lincoln Property Company.

Hancock Whitney Center was built using a double tube system, with a steel core and a concrete perimeter, and opened for business in 1972.

It held the title of the Southeast's tallest building until 1976, when the Westin Peachtree Plaza in Atlanta surpassed it.

Although Shell is still the largest tenant by space, the building was rebranded as "Hancock Whitney Center.