List of participating nations at the Summer Paralympic Games

This is a list of nations, as represented by National Paralympic Committees (NPCs), that have participated in the Summer Paralympic Games between 1960 and 2020. As of the 2020 Games,170 from current 183 NPCs have participated in at least one edition of the Paralympic Games, and athletes from Argentina, Australia, Austria, France, Great Britain, Israel, Italy, Sweden, Switzerland and United States have competed in all fifteen Summer Paralympic Games.