Jonia is a distinctive girls' name in United States, ranking #15370 in 2005 with 6 recorded births. This places Jonia in the bottom 20% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2003 with 9 births ranking #10822. In 2005, approximately 1 in every 307,950 girls born was named Jonia. FALLING Recent data shows the name is currently falling.