the founding father of something

founding father (of something)

A man who was instrumental in the creation or pioneering of something. Many consider Alexander Fleming to be the founding father of modern antibiotics. The day is a celebration of the founding fathers of the small country.
See also: father, found

the ˌfounding ˈfather(s) of something

(formal) the people who found or start a country, an organization, a branch of science, etc: Charles Babbage, the founding father of computer science
See also: father, found, of, something