Who was the first explorer to route the straits off the tip of south america as the way to the east?

Ferdinand Magellan was the first explorer to route the straits off the tip of south america as the way to the east. He was a Portuguese explorer who organised the Castilian expedition to the East Indies from 1519 to 1522, resulting in the first circumnavigation of the Earth, completed by Juan Sebastián Elcano.