During the Renaissance, an artist who was considered a "Renaissance man" because of his expertise in several areas was

I think it was Leonardo Da Vinci

That period of European history, considered a rebirth, because of the preceding dark era of "the Great Plage" or "Black Death" that the Middle Ages was; The Renaissance, an exuberant epoch which propelled humanity to modernity, fundamentally through humanism, a philosophical movement that started in italy, and specially with pioneers ans precursors such as Leonardo di ser Piero da Vinci, a polymath with a wide range of knowledge, a true example of a "Renaissance man" due his versatility and being a master on many fields.