Hao is a distinctive boys' name in United States, ranking #5326 in 2008 with 17 recorded births. The name reached its all-time peak in 2002 with 19 births ranking #4232. Since 1996, the popularity has increased by 88.9%. In 2008, approximately 1 in every 119,997 boys born was named Hao. STABLE Recent data shows the name is currently stable.