The name of the largest lake in **North America** is **Lake Superior**. It is also considered the largest freshwater lake by surface area in the world. Lake Superior spans over 31,700 square miles and is part of the **Great Lakes** system, which includes Lakes Michigan, Huron, Erie, and Ontario. This vast lake straddles the border between the United States and Canada, feeding numerous rivers and supporting diverse ecosystems. It plays an essential role in regional commerce, recreation, and tourism, making it a significant natural resource.