Blu is a distinctive boys' name in England & Wales, ranking #1207 in 2023 with 23 recorded births. The name reached its all-time peak in 2019 with 39 births ranking #798. Since 1996, the popularity has increased by 666.7%. In 2023, approximately 1 in every 12,028 boys born was named Blu. STABLE Recent data shows the name is currently stable.