Meaning and Name Origin
Ion has 1 variant: Eion.
For more on this name, see also the related boy name Eoin.
Ion is an unusual given name for males but a very prominent last name for both adults and children (#31793 out of 88799, Top 36%). (2000 U.S. Census)
Below is a graphed analysis of the popularity of the boy name Ion and related names. Popular varying forms of Ion (#unlisted) appearing in the Top 1000 are Ean (#997 the previous year), Eoin, Iain and Ian (#77). These boy names were at the top of their popularity in 2007 and are somewhat less popular today, with the version Ean becoming less fashionable. Ian (#77) is the most chic baby name here. (2014 Birth Statistics)