Stewart's Restaurants are classic 1950s style fast-food restaurants located throughout the United States. Restaurants are branded as Stewart's Root Beer or Stewart's Drive-In or similar variations. Started in 1924 in Mansfield, Ohio by Frank Stewart, the chain became a franchise in 1931. As of 2021, there are 30 locations open in the United States, the majority of which are located in New Jersey with the rest in New York, Ohio, Pennsylvania, and West Virginia.