Naismith was raised in a Presbyterian household, which instilled in him a strong moral compass and a deep faith in God.

He initially attended Presbyterian College with plans to become a minister. Although he ultimately pursued a career in physical education, his religious training deeply influenced his values and principles.

Naismith believed that sports should promote good sportsmanship, fair play, and character development. His religious beliefs were evident in his emphasis on these values in basketball and other athletic activities.

Naismith maintained his faith throughout his life, often speaking about the importance of living a life of service and integrity. He viewed basketball as a means of building character and promoting positive values.