Surname หาญพยัคฆ์ (หาญพยัคฆ์ 
, Hanpayuk , Harnpayak ) , all around the world, is a rare cognomen. The cognomen หาญพยัคฆ์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, หาญพยัคฆ์ is the forename as well as the last name.