Using graphic elements like this world map, to see in which countries or regions of the world the surname Amhaouech is more common, is of great help.
The quantity of people with the surname Amhaouech that we can find in each country can help us discern the origin of the surname Amhaouech, as logic tells us that the place with the most people surnamed Amhaouech will be the country or area of origin of the surname Amhaouech.