Lake Borgne
（重定向自Borgne Lake）
![](/Images/godic/202501/01/Lake_borgne2000.jpg")
![Lake Borgne [right center] is southeast of Lake Pontchartrain and east of New Orleans, Louisiana.](/Images/godic/202501/01/National_Atlas_Louisiana_east_detailed2000.gif")
![This 1759 map based on the 1720 de la Tour survey shows Lake Borne separated from the Gulf of Mexico by](/Images/godic/202501/01/Lake_Borgne_de_la_Tour_map_17202000.jpg")
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."