Diakonie Deutschland is the national association of the Protestant welfare and development sector in Germany. Guided by the principle of practical compassion, it advocates for people facing hardship, social exclusion or disadvantage. The organisation represents a broad network of services and supports work across issues including poverty, family and children, migration, health and care, inclusion, participation and civic engagement. Its website helps people find nearby assistance and counselling by location, and provides access to online counselling and telephone support for acute crises.

Diakonie Deutschland also informs public debate through policy statements, publications, campaigns and news, including advocacy on care reform, poverty and democratic participation. It promotes volunteering and offers ways to contribute through donations, endowments, bequests and other forms of involvement. Its work includes initiatives to prevent sexualised violence and to strengthen protection and support in Diakonie services. The association reports a network involving around 687,000 employees, 700,000 volunteers and 10 million clients.