World Lacrosse (WL), formerly the Federation of International Lacrosse, is the international governing body of lacrosse, responsible for the men's, women's, and indoor versions of the sport. It was established on 30 September 2008 by the merger of the previously separate men's and women's international lacrosse associations. Its headquarters are in Colorado Springs, Colorado, United States.
World Lacrosse has 92 members. It is the only international sport organization to recognize First Nations bands and Native American tribes as sovereign nations. The Haudenosaunee Nationals of the First Nations Lacrosse Association represent the Haudenosaunee people of New York and Ontario.