It is not to be confused with Frit Forum, which is for those in higher education, and whose membership is not restricted by age, unlike the DSU.

Prominent Social Democrats beginning their political work in the Social Democratic Youth include prime ministers Hans Hedtoft, H. C. Hansen, Jens Otto Krag, Anker Jørgensen and Mette Frederiksen, as well as ministers Per Hækkerup and Morten Bødskov.

The incumbent chair of Social Democratic Youth is Katrine Evelyn Jensen, who was elected at the DSU 2022 Congress in May.

Former DSU chairs: The legislative and most powerful assembly is the national convention, held every second year in April or May.

The national executive committee ("Forretningsudvalget") consists of 10 elected members and also the chairperson, the vice-chairperson and the secretary general.