In 2018, 6 is the most common age for an American (U.S.) Nathan* who is registered male with the Social Security Administration. It is the 111th most common male first name for living U.S. citizens. *as a first name, not a nickname.
― Anonymous User 10/8/2018
2
According to (http://www.babynames.ch/Info/Series/psFrParisYearly) Nathan did not reach the top 100s for all years listed (2008-2015) in Paris, France. But Nathan (in 2014) reached 9th place from counting all the total births in the entire country of France.
Also Italian (Modern):
https://www.behindthename.com/name/nathan/top/italy
https://it.m.wikipedia.org/wiki/Natan_(figlio_di_Davide) - listed as a variant