Denis Sassou Nguesso has led the Republic of Congo for a combined total of more than three decades since first taking power in 1979, making him one of the longest-serving heads of state in the world.
Record no. MRB-2026-006755
Denis Sassou Nguesso, one of the world's longest-serving heads of state
Reference Record – Not Certified
This record is compiled from publicly available sources for reference. It has not been examined or certified by The Book of World Records.