Social psychology, which examines how individuals’ thoughts, feelings, and behaviors are influenced by the presence of others, has significant applications in the field of sports. The understanding of social dynamics, group behavior, motivation, and interpersonal influence can greatly impact athletes’ performance, team cohesion, fan behavior, and coaching strategies. Applying principles of social psychology in sports can lead to improved outcomes, both at the individual and team levels, by addressing psychological factors that affect performance and interaction within competitive environments. One of the primary applications of social psychology in sports is the understanding of group dynamics and team cohesion. Social psychologists have demonstrated that individuals perform differently when they are part of a group compared to when they are alone. In sports, team cohesion refers to the extent to which members of a team stick together and remain united in pursuing collective goals. Studies have shown that teams with higher levels of cohesion often exhibit better performance outcomes because players are more willing to cooperate, share information, and provide mutual support. Coaches can apply social psychological principles to foster cohesion by encouraging group activities, establishing clear communication channels, setting shared objectives, and reinforcing positive interactions among team members. The concept of social facilitation, which suggests that the presence of others can enhance performance on well-learned tasks but may impair performance on complex or unfamiliar tasks, is particularly relevant in competitive sports settings. Understanding this allows coaches