Hao is a distinctive boys' name in United States, ranking #5075 in 1997 with 12 recorded births. This places Hao in the top 47% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2002 with 19 births ranking #4232. Since 1996, the popularity has increased by 33.3%. In 1997, approximately 1 in every 157,091 boys born was named Hao. STABLE Recent data shows the name is currently stable.