patroness
Definitions
A woman who gives financial or other support to a person, organization, or cause.
A female guardian saint or protector of a place, institution, or activity.
Examples
The local library was able to expand its collection thanks to the generous donation of its longtime patroness.
As the patroness of the arts, the duchess hosted many galas to support struggling painters and sculptors.
She served as the patroness of the charity, ensuring that the organization remained focused on its mission to help the homeless.
Synonyms
benefactress sponsor supporter advocate guardian angel backer