Restaurant interior design is the art and science of creating a visually appealing and functional space that enhances the dining experience of customers. The goal of restaurant interior design is to create a space that is comfortable, aesthetically pleasing, and that reflects the personality and concept of the restaurant.

Restaurant interior design encompasses a range of elements, including the layout and flow of the space, the selection and placement of furniture and decor, the use of lighting and color, and the integration of functional features such as seating arrangements, bar areas, and kitchen design. Designers must consider the needs and preferences of the customers, as well as the specific requirements of the restaurant's concept and menu, in order to create a space that is inviting and memorable.

Effective restaurant interior design can enhance the dining experience for customers, improve the operational efficiency of the restaurant, and contribute to the overall success of the business. It can also create a unique and memorable identity for the restaurant, helping it to stand out in a competitive market.

Restaurant interior design can be applied to a range of dining spaces, including fine dining restaurants, casual dining restaurants, cafes, and bars. Designers may work with chefs, restaurateurs, and other professionals to ensure that the design meets the needs of the customers and adheres to health and safety regulations. Additionally, restaurant interior design may incorporate elements of sustainability, such as energy-efficient lighting, sustainable materials, and waste reduction strategies, which can improve the environmental impact of the restaurant.