Andrea Prader (December 23, 1919 – June 3, 2001) was a Swiss scientist, physician, and pediatric endocrinologist.

Andrea Prader was born in Samedan (Canton of Grisons - Courtry of Switzerland but lived in Zurich most of his life.

His advanced research brought him to the U.S. in the early 1950s; Prader specialized at the Bellevue Hospital, New York City under the guidance of L.E.

Here are some of his works and collaborations listed in chronological order: Prader has been involved in the discovery or description of: Between 1972 and 1974 he was member of honor and president of the Swiss Pediatric Society (Schweizerische Gesellschaft für Pädiatrie); he also held honorary memberships in the German Academy of Sciences Leopoldina (1968).

The Andrea Prader Prize is an annual Leadership Award, established in 1987 and given to a member of the European Society for Pediatric Endocrinology in recognition of their achievements in the field of pediatric endocrinology.