Christina Baumann (born 1959) is a trainer for personal development and holistic-energetic healing methods, author, developer of work and teaching materials for energetic work and expert in symbols and numerical physics. She heads the network ypsilon-portal.de and follows her calling to research biophysical relationships and make them available in the form of practical information.

Together with Roswitha Stark, Christina Baumann has published the guidebook series "Homeopathic Symbol Pharmacy" (books and card sets) as well as two practical books on New Homeopathy.