patron
Definitions
A person who gives financial or other support to a person, organization, or cause.
A customer, especially a regular one, of a store, restaurant, or other business.
A person chosen, named, or honored as a special guardian, protector, or supporter.
Examples
The local library is seeking a new patron to help fund their upcoming renovation project.
As a regular patron of the coffee shop, she was greeted by name every morning.
The famous artist was fortunate to have a wealthy patron who supported his work for many years.
Synonyms
benefactor sponsor supporter client customer backer patroness