Rotary International is an association of Rotary clubs worldwide. It’s made up of more than 33,000 Rotary clubs in over 200 countries and geographical areas. The members of these autonomous clubs are called Rotarians, and they form a global network of 1.2 million business and professional leaders, all volunteering their time and talents to serve their communities and the world. Individual Rotary clubs, in turn, belong to the global association called Rotary International. Find out more about Rotary’s history and structure.