Last name เพชรมณีวรรณ (เพชรมณีวรรณ 
, Pechmanewan ) , across the world, is a very rare surname. The last name เพชรมณีวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, เพชรมณีวรรณ is the forename as well as the last name.