Sanniquellie, town, north-central Liberia, located at the intersection of roads from Monrovia and Côte d’Ivoire (Ivory Coast). A rural administrative centre among the Mano and Malinke (Mandingo), Sanniquellie has secondary schools and the George W. Harley Memorial Hospital. There is local trade in agricultural products (rice, cassava, palm oil and kernels) and ivory carvings. Diamond mining in the area was important. Pop. (2008) 11,854.