1 a person who gives money and support to artists and writers:
Frederick the Great was the patron of many artists.
2 a famous person who supports an organization such as a charity and whose name is used in the advertisements, etc. for the organization:
Diana, Princess of Wales was patron of the charity Birthright.
3 (formal) a person who uses a particular shop/store, restaurant, theatre, etc:
Patrons are requested not to smoke.
