In the year 2021, the world has been facing the Covid 1 9 -pandemic .The tourism industry in Northern Thailand was affected by restricted travel, and the country lockdown and Social distancing practical guidance effect all physical environment, especially in public areas such as hotels must adjust the interior layout for the new use of space .The research aimed to propose guideline for design new normal interior architecture of hotel for the future .This study emphasized research through surveys and assessments of elements within a building to design a space for the new normal, using minimized spread of virus as key criteria .Results showed that the public areas of the hotel must contain :openings for ventilation within the building, limiting users number with rotate to reduce time of use, space for personal distancing, and interior decoration that uses surface materials that are easy to sanitize .Within an interior privacy atmosphere that lead to green space perspective, it enable guests who must have a longer stay experience happiness and leisure in the new normal environment