What is the most important of these personalities Frontenac Laval and Talon?

Among Frontenac, Laval, and Talon, Samuel de Champlain is often regarded as the most significant figure in early New France history, but if focusing solely on the three mentioned, Frontenac stands out due to his role as the Governor-General of New France. He was instrumental in expanding French influence in North America and strengthening the colony's defenses against British incursions. His leadership during conflicts, particularly the wars with the Iroquois, and his efforts to promote the fur trade were pivotal for the colony's growth and survival.