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