A British trader and merchant banker, and an Italian scientist who wrote an account of Newtonian physics for women – their influence on Canaletto, Tiepolo, and others.
The best orator of Rome, and a great poet and writer. He became caught up in the struggle between Caesar and Pompey, and eventually fell foul of Antony. Great paintings too.
The slaying of a dragon/serpent, and transformation of its teeth into warriors, make for five superb paintings spanning most of the story.