Chick-fil-A, Inc. is an American fast food restaurant chain and the largest chain specializing in chicken sandwiches. Headquartered in College Park, Georgia, Chick-fil-A operates 3,059 restaurants across 48 states, as well as in the District of Columbia and Puerto Rico. The company also has operations in Canada, and previously had restaurants in the United Kingdom and South Africa. The restaurant has a breakfast menu, as well as a lunch and dinner menu. The chain also provides catering services.

A chicken sandwich is a sandwich that typically consists of boneless, skinless chicken breast or thigh, served between slices of bread, on a bun, or on a roll. Variations on the "chicken sandwich" include the chicken burger, chicken on a bun, chicken on a Kaiser, hot chicken, or chicken salad sandwich.