Johanniter-Unfall-Hilfe e.V. is a large German Christian non-governmental and voluntary humanitarian organization, founded in 1952. Affiliated with the Brandenburg Bailiwick of the Order of St John, it provides a wide range of services including medical care, ambulance and rescue services, and first aid training. The organization also focuses on disaster preparedness, social services, youth programs, and international humanitarian assistance. It is recognized as one of the largest aid organizations in Germany and Europe.