The commune name in béarnais is Aussavièla.
Michel Grosclaude indicated that the name probably comes from the name of the Ousse which rises in the commune with the Occitan vièla ("town") giving "Town of Ousse".

The following table details the origins of the commune name and other names in the commune.

Sources:
Raymond: Topographic Dictionary of the Department of Basses-Pyrenees, 1863, on the page numbers indicated in the table. (
in French)
Grosclaude: Toponymic Dictionary of communes, Béarn, 2006 (in French)
Cassini: Cassini Map from 1750
Origins:
Pardies: Notaries of Pardies
Census: Census of Béarn
Reformation: Reformation of Béarn
Denguin: Terrier of Denguin
Enumeration: Enumeration of Ausseville
The commune name in béarnais is Aussavièla. Michel Grosclaude indicated that the name probably comes from the name of the Ousse which rises in the commune with the Occitan vièla ("town") giving "Town of Ousse".
The following table details the origins of the commune name and other names in the commune.
Sources:
Raymond: Topographic Dictionary of the Department of Basses-Pyrenees, 1863, on the page numbers indicated in the table. (in French)
Grosclaude: Toponymic Dictionary of communes, Béarn, 2006 (in French)
Cassini: Cassini Map from 1750
Origins:
Pardies: Notaries of Pardies
Census: Census of Béarn
Reformation: Reformation of Béarn
Denguin: Terrier of Denguin
Enumeration: Enumeration of Ausseville
Aussevielle