Malachi is a moderately popular boys' name in United States, ranking #134 in 2025 with 2,692 recorded births. The name reached its all-time peak in 2006 with 2,776 births ranking #150. Since 1996, the popularity has increased by 550.2%. In 2025, approximately 1 in every 635 boys born was named Malachi. STABLE Recent data shows the name is currently stable.