Iyonna is a distinctive girls' name in United States, ranking #1882 in 2005 with 103 recorded births. The name reached its all-time peak in 2005 with 103 births ranking #1882. Since 1996, the popularity has increased by 212.1%. In 2005, approximately 1 in every 17,939 girls born was named Iyonna. FALLING Recent data shows the name is currently falling.