The exact number of people in the world with the name Shawn is difficult to determine as the name can have variations and spellings. According to the United States Social Security Administration, Shawn was the 51st most popular name for male babies born in the United States between 1880 and 2021. However, it is worth noting that this data is only for the United States and does not include other countries around the world.
Additionally, the name Shawn is not limited to a specific country or region and can be found in various cultures and countries. To obtain a more accurate estimate, it would be necessary to gather data from multiple sources, including international birth records, census data, and other official records from countries around the world.