Louis Juchereau de St. Denis
Louis Antoine Juchereau de St. Denis (French: Louis Juchereau de Saint-Denis; September 17, 1676 – June 11, 1744) was a French Canadian soldier and explorer best known for his exploration and development of the Louisiana (New France) and Spanish Texas regions.
Source: Wikipedia — Louis Juchereau de St. Denis (CC BY-SA 4.0)