Objective: This study aims to explore the implementation of George R. Terry's management principles, which include the functions of planning, organizing, implementing, and supervising, in the management of the learning curriculum at the Tahfidzul Qur'an Bilal bin Rabah Islamic Boarding School, Sukoharjo. Theoretical framework: The theoretical framework in this study refers to the four management functions of George R. Terry: planning, organizing, implementing, and supervising. as a foundation in managing the organization effectively, including in the context of pesantren education. Literature review: The literature review in this study covers education management theory, particularly George R. Terry's managerial principles, as well as previous studies that discuss the implementation of management in religious-based educational institutions, including Islamic boarding schools. Methods: This study uses a qualitative approach with data collection techniques in the form of observation, in-depth interviews, and documentation. The main informants consist of the head of the pesantren and the management staff. Data analysis is carried out through interactive methods that include data reduction, data presentation, and conclusions drawn. Results: The results of the study show that the implementation of George R. Terry's management principles has been well implemented in this Islamic boarding school, as can be seen from the planned curriculum structure, clear organization, implementation of learning methods such as talaqqi, and murojaah, and supervision carried out through memorization evaluation and monitoring of student activities. However, there are still obstacles in the form of limited competent human resources, lack of innovation in learning methods, and evaluation systems that have not been digitized. Implications: It is necessary to strengthen human resources, innovate methods, and digitize evaluations to improve the quality of pesantren education. Novelty: Offers a new perspective on the application of classical management in the tahfidz pesantren curriculum system.