Mahdi is a distinctive boys' name in England & Wales, ranking #668 in 2025 with 54 recorded births. The name reached its all-time peak in 2007 with 60 births ranking #526. Since 1996, the popularity has increased by 184.2%. In 2025, approximately 1 in every 5,036 boys born was named Mahdi. STABLE Recent data shows the name is currently stable.