Family name พิชญลักษณ์ (พิชญลักษณ์ 
, Pichayalak , Pichayaluk ) , globally, is an extremely rare cognomen. The surname พิชญลักษณ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more frequently, พิชญลักษณ์ is the forename as well as the last name.