Irena is a distinctive girls' name in United States, ranking #5118 in 2011 with 27 recorded births. The name reached its all-time peak in 2024 with 34 births ranking #4226. Since 1996, the popularity has increased by 28.6%. In 2011, approximately 1 in every 65,141 girls born was named Irena. STABLE Recent data shows the name is currently stable.