Iyonna is a distinctive girls' name in United States, ranking #3342 in 1999 with 38 recorded births. The name reached its all-time peak in 2005 with 103 births ranking #1882. Since 1996, the popularity has increased by 15.2%. In 1999, approximately 1 in every 46,678 girls born was named Iyonna. FALLING Recent data shows the name is currently falling.