Both Uses of

patron
in
The Taming of the Shrew

Whate'er I read to her, I'll plead for you, As for my patron, stand you so assur'd, As firmly as yourself were still in place; Yea, and perhaps with more successful words Than you, unless you were a scholar, sir.†
Scene 1.2

...and will repute you ever the patron of my life and liberty.
Scene 4.2 *

patron = supporter

Definitions:

(1) (patron as in: a patron of the arts)
a regular customer; or someone who gives money or support to an organization, cause, or person
(2) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

In ancient Roman history, patron referred to the more powerful person in a complex client-patron relationship. The term is still used in some cultures today to describe a property owner who is in charge of workers.

Also see patron saint.

Much more rarely, a patron is the proprietor of an inn.