Notre Dame de la Baie Academy (known locally as Notre Dame or simply NDA) is a co-educational Roman Catholic high school in Green Bay, Wisconsin.

Located in the Roman Catholic Diocese of Green Bay, and co-sponsored with the Norbertine Order, Notre Dame has an enrollment of approximately 800 students.

In the 1990s, Notre Dame had a competitive show choir called Tritones.

Notre Dame's athletic teams are known as the Tritons, and compete in the Fox River Classic Conference of the Wisconsin Interscholastic Athletic Association as well as the WACPC.

The school has won 42 team state championships, including 34 WIAA team state championships.