Cognomen พยัคฆพันธุ์ (พยัคฆพันธุ์ 
, Payakapun ) , worldwide, is a very rare family name. The cognomen พยัคฆพันธุ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, พยัคฆพันธุ์ is the forename as well as the last name.