The study aimed to identify the role of free play and its impact on shaping the personality of a kindergarten child. The study sample consisted of (110) kindergarten teachers in the city of Najran in the Kingdom of Saudi Arabia, selected from government kindergarten institutions in a random manner. The study was conducted during the first semester of the academic year (2023/2024), the descriptive analytical approach was used in the study, and the researchers designed a questionnaire addressed to kindergarten teachers to find out the role of free play and its impact on shaping the personality of the kindergarten child. The questionnaire included 19 paragraphs distributed over three main areas, and the field included The first is “the reality of free play in kindergarten institutions for children,” the second is “the role of the kindergarten teacher in developing free play to shape the child’s personality,” and the third is “proposals for activating free play in kindergartens and a course in shaping the kindergarten child’s personality. The results were processed and the study concluded.” To the following results: Free play has an essential role in shaping the personality of the kindergarten child, and it came to a large degree. The study practice.