First recorded as a given name of Latvians in the end of the 20th century. A feminine form of Ārijs, or from ārija (“aria”). Name of a character in the play Indulis un Ārija (1911) by Rainis.
- A female given name.
- Klāvs Siliņš: Latviešu personvārdu vārdnīca. Riga "Zinātne" 1990, →ISBN
-  Population Register of Latvia: Ārija was the only given name of 3107 persons in Latvia on May 21st 2010.