Cognomen อาร์โนลด์ (Anon 
, อาร์โนลด์ ) , globally, is quite a common surname. The surname อาร์โนลด์ is habitual in Gabon, where it is quite a common surname, Ivory Coast, where it is quite a rare surname, and Malta. Measured by absolute frequency, it is commonest in Ivory Coast, Indonesia, and Bangladesh. Likewise, อาร์โนลด์ is the forename as well as the last name.