Across the world, หนองยาว (Nongyao 
, Nongyaw 
, Nong Yao ) is a rare feminine first name. The forename หนองยาว is characteristic of Thailand, where it is a rare feminine name, and the United States, where it is an extremely rare unisex name. Very seldom, หนองยาว is the last name as well as the forename.