Una is a distinctive girls' name in United States, ranking #4933 in 2003 with 26 recorded births. The name reached its all-time peak in 2022 with 63 births ranking #2751. Since 1996, the popularity has increased by 85.7%. In 2003, approximately 1 in every 70,271 girls born was named Una. STABLE Recent data shows the name is currently stable.