Across the world, อ้อนวอน (Plean 
, Pleak 
, Besee 
) is a very rare gender-neutral forename. The forename อ้อนวอน is habitual in Bulgaria, where it is a rare male name, and Thailand, where it is a very rare unisex name. Likewise, อ้อนวอน is the last name as well as the forename.