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