Fadiadougou (also spelled Fadyadougou) is a town in north-western Ivory Coast. It is a sub-prefecture of Kani Department in Worodougou Region, Woroba District.
Fadiadougou was a commune until March 2012, when it became one of 1,126 communes nationwide that were abolished.
In 2014, the population of the sub-prefecture of Fadiadougou was 15,066.
The nine villages of the sub-prefecture of Fadiadougou and their population in 2014 are: