Lake Borgne
（重定向自Borgne Lake）
![Lake Borgne [right center] is southeast of Lake Pontchartrain and east of New Orleans, Louisiana.](/uploads/202501/01/National_Atlas_Louisiana_east_detailed2000.gif)
Lake Borgne is a lagoon of the Gulf of Mexico in southeastern Louisiana. Due to coastal erosion, it is no longer actually a lake but rather an arm of the Gulf of Mexico. Its name comes from the French word borgne, which means "one-eyed."