Una is a distinctive girls' name in United States, ranking #6055 in 1998 with 17 recorded births. The name reached its all-time peak in 2022 with 63 births ranking #2751. Since 1996, the popularity has increased by 21.4%. In 1998, approximately 1 in every 103,935 girls born was named Una. STABLE Recent data shows the name is currently stable.