Worldwide, อรรจน์ (An 
, อรรจน์ 
) is a widespread gender-neutral first name. The first name อรรจน์ is characteristic of Macao, where it is quite a common gender-neutral name, Vietnam, where it is quite a common largely masculine, but uncommonly female name, and Belgium, where it is quite a common female name (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Indonesia, Vietnam, and India. More prevalently, อรรจน์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| An | Egypt, Malaysia, China, Indonesia, Vietnam |
| อรรจน์ | Thailand |
อรรจน์ is also a prevalent name for the fictitious and mythical characters: Liu An , the fictional person from Romance of the Three Kingdoms; An Treunen , character in Zone Stad; An old gypsy , the operatic character in the opera Il trovatore by Giuseppe Verdi; An animal tamer , the operatic character in the opera Lulu by Alban Berg and An Algerian , the operatic character in the opera Intolleranza 1960 by Luigi Nono, and in many other works.