Hao is a distinctive boys' name in United States, ranking #4232 in 2002 with 19 recorded births. The name reached its all-time peak in 2002 with 19 births ranking #4232. Since 1996, the popularity has increased by 111.1%. In 2002, approximately 1 in every 102,183 boys born was named Hao. STABLE Recent data shows the name is currently stable.