Thanks to this world map that shows the density of people with the surname Lafhaj in different countries, you can get an idea not only of the popularity of the surname Lafhaj in each country but also of the different migrations of people surnamed Lafhaj.
The quantity of people with the surname Lafhaj that we can find in each country can help us discern the origin of the surname Lafhaj, as logic tells us that the place with the most people surnamed Lafhaj will be the country or area of origin of the surname Lafhaj.