The researcher conducted this study with the aim of identifying voluntary activities and their relationship to self-esteem among Mansoura University students the researcher used the descriptive approach, and the volunteer activities scale and the students' self-esteem scale were applied by the researcher to collect data. The research was applied to a sample of (1175) students for the Field study and (50) for the pilot study, The most important results were the awareness of most university students of the concept and importance of voluntary activities through the practice of its various activities. Volunteer activities in the social, environmental and health fields are of interest to most students, as it came to the fore in the order of the types of voluntary activities that students accept to practice. The use of modern technology in Publicity and announcement of volunteer activities At the forefront of students' opinions on the role of the university in promoting participation in volunteer activities, and the existence of a positive correlation between the practice of volunteer activities and self-esteem for Mansoura University students.