Green Bay–Austin Straubel International Airport (IATA: GRB, ICAO: KGRB, FAA LID: GRB) is a county-owned public-use airport in Brown County, Wisconsin, United States, which serves Northeastern Wisconsin. It is the fourth busiest of eight commercial service airports in Wisconsin in terms of passengers served. The airport is located 7 nautical miles (13 km; 8.1 mi) southwest of downtown Green Bay, in the village of Ashwaubenon.

Green Bay–Austin Straubel International Airport is also known as "The Gateway to Lambeau", as it is the primary airport utilized for people and teams traveling to Lambeau Field, home of the Green Bay Packers.