In the world, Khwanruan (Khwanruan 
) is a very rare girly forename. The given name Khwanruan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare girly name. Much less frequently, Khwanruan is the last name as well as the forename.
| khwanruan srinui Thai carcinologist, TH |
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| khwanruan butsatorn papong Thai lichenologist, TH |
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| khwanruan naksuwankul Thai lichenologist |
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| khwanruan pinkaew Thai entomologist, TH |
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Eakun, Panthong, Pholyiam, Wongriya, Supunchai, Srisuthum, Kongsumree, Promjunteuk, Phuangket, Nontasawad, Viriyasavet, Maneechark, Muensuksang, Sutthiarporn, Ruangmontree, Wichaiwong, Khumphet, Boonkham, Chomyong, Sritechisaranont, Soubol, Chalee, Pannim, Phoong, Laloei, Nobnob, Malison, Wongtipparat, Sangjan, Srithip, Sridang, Chuapkrathok, Kangtin, Puakphromma, Janloynapa, Tapaothong, Singlor, and Jongprasert