1. deild kvenna (English: Women's first division) is the second-tier basketball competition among clubs in Iceland.

The league was founded 1984 and until 2005 it was known as 2. deild kvenna (English: Women's second division).

On 13 March 2020, the rest of the 2019–20 season was postponed due to the coronavirus outbreak in Iceland.

[1] The team with the best record is crowned first division champion.

The top two teams then play a best–of–three playoff for a promotion to the Úrvalsdeild.