IOC Session Recognizes Volleyball as an Olympic Sport On this day, in 1957 IOC session in Sofia, Bulgaria recognized volleyball as an Olympic sport and FIVB as the sole worldwide Volleyball governing body in all its disciplines. September 24, 1957 Sport: Volleyball Trivia What Are the Five Events That Make Up the Modern Olympic Pentathon? Which Nations Won the Gold, Silver and Bronze Medals the Last Time Baseball Was an Olympic Sport? sports in this article Volleyball tags in this article Fan On This Day SportsEngine