1991 FIBA European Championship for Cadettes

The 1991 FIBA European Championship for Cadettes was the 9th edition of the European basketball championship for U16 women's teams, today known as FIBA U16 Women's European Championship. 12 teams featured in the competition, held in Estarreja, Travassô e Óis da Ribeira and Anadia, Portugal, from 20 to 28 July 1991.

The Soviet Union won their eight and last title before their dissolution that same year.

Preliminary round
In the Preliminary Round, the twelve teams were allocated in two groups of six teams each. The top two teams of each group advanced to the semifinals. The third and fourth place of each group qualified for the 5th-8th playoffs. The last two teams of each group qualified for the 9th-12th playoffs.