eponymist
/ɛpəˈnɪmɪst/Definitions
1. noun
A person who gives their name to a discovery, theory, or concept.
“The scientist was hailed as an eponymist for her groundbreaking theory on cellular regeneration.”
2. noun
A person who is named after something, such as a disease or a law.
“The eponymist of the Parkinson’s disease is still widely studied in medical literature.”