Claudia Apolloni was born in 1968 in Pfäffikon ZH. After graduation, she pursued a Business Education from 1984 to 1987. From 1991 to 1994, she visited nursing school and specialised in critical care from 1995 to 1997.
During her professional career as a nurse, she worked mainly in intensive care, the emergency department, and in medical diagnostics.
From 2010 to 2013, she was part-time employed as an instructor of Anatomy and Pathology at the School of medical practice assistants in St. Gallen.
In addition to her mother tongue German, she has a very good knowledge of spoken and written English.