Nam Hao

The Nam Hao (น้ำฮาว, ) or Huai Nam Hao (ห้วยน้ำฮาว) is a watercourse of Thailand. It is a tributary of the Nan River, which it joins near Ban Aham in Nan Province.

An ancient castle moat in Nantong, China is also referred to as the Hao River.