* No Global Database: There's no central database that tracks every person's name worldwide.
* Name Variations: "Ralph" might be spelled differently in other languages (e.g., "Ralf," "Raoul," etc.).
* Cultural Differences: Name popularity varies significantly across cultures and countries.
Where to find some information:
* Baby name websites: Websites like BabyCenter or Behind the Name might show name popularity trends in certain countries.
* Census data: National census data may provide some insights into the number of "Ralphs" in specific regions.
However, even with these resources, getting an accurate global count would be very difficult.