Iyonna is a distinctive girls' name in United States, ranking #3457 in 1996 with 33 recorded births. This places Iyonna in the top 22% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2005 with 103 births ranking #1882. In 1996, approximately 1 in every 53,120 girls born was named Iyonna. FALLING Recent data shows the name is currently falling.