The FOA (from Danish: Forbundet af Offenligt Ansatte) is a trade union representing public sector workers in Denmark.

Changes in the health and social care sectors in Denmark had led to the two unions competing for the same members, and the merger intended to remove this competition.

Initially, it had four sectors: social and health care, cooking and cleaning, technology and service, and education.

[1] Like its predecessors, the FOA affiliated to the Danish Confederation of Trade Unions (LO), becoming its third largest member.

[4] The majority work for local and regional governments, in roles including nursing, firefighting, cooking, cleaning, building maintenance, and bus driving, although a minority work in similar roles in the private sector.