Aeschlen bei Oberdiessbach (officially known as Aeschlen) was a municipality in the district of Konolfingen in the Canton of Bern in Switzerland . On 1 January 2010 the municipality of Aeschlen merged into the municipality of Oberdiessbach.

Aeschlen is first mentioned in 1303 as Eschlon.

Aeschlen had an area of 4.9 km2 (1.9 sq mi). Of this area, 60.2% is used for agricultural purposes, while 35.9% is forested. The rest of the land, (3.9%) is settled.