Una is a distinctive girls' name in United States, ranking #4481 in 2012 with 33 recorded births. This places Una in the top 23% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 63 births ranking #2751. Since 1996, the popularity has increased by 135.7%. In 2012, approximately 1 in every 53,356 girls born was named Una. STABLE Recent data shows the name is currently stable.