The noun philanthropist is someone who freely gives money and helps people who need it.

Synonyms are humanitarian, benefactor, donor, or patron.

The word origins from 1731, and it comes from philanthropy plus –ist.

He is the most generous philanthropist I’ve ever known.

That senator is a brilliant business and philanthropist at the same time.

These past few years, the most generous philanthropists are giving away smaller portions of their wealth.