László Nagy (2 September 1921 – 18 December 2009; Hungarian pronunciation: [ˈlaːsloː ˈnɒɟ]) was the Secretary General of the World Organization of the Scout Movement from 1 May 1968 to 31 October 1988.

Nagy received a Masters in sociology and law, and a PhD in political science.

The books he authored included Imre Nagy, Katanga, Lenin and History of People's Democracies.

In the course of the study, much data was compiled for the first time about worldwide Scouting, with many international trips made and countless interviews held.

In 1987 he also received the highest distinction of the Scout Association of Japan, the Golden Pheasant Award.