* Jacques Marquette and Louis Jolliet (1673): Marquette and Jolliet were French explorers who explored the Mississippi River in 1673. They traveled through Wisconsin on their journey.
* Robert La Salle (1682): La Salle was a French explorer who explored the Mississippi River in 1682. He also traveled through Wisconsin on his journey.
* Samuel de Champlain (1615-1616): Champlain was a French explorer who founded the city of Quebec in 1608. He also explored the Great Lakes region, including Wisconsin.
* Pierre-Esprit Radisson and Médard des Groseilliers (1659-1660): Radisson and Groseilliers were French explorers who traveled through Wisconsin on their journey to the Hudson Bay.