Adolphus Williamson Green (January 14, 1844 – March 8, 1917) was an American attorney and businessman. He was the co-founder of the National Biscuit Company (now known as Nabisco, owned by Mondelēz International) in 1898. A year later, in 1898, he was the first person to sell packaged biscuits. He served as the President of the National Biscuit Company from 1905 to 1917.