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. The name is French for "Our Lady of the Bay". 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. Today, NDA houses a number of clubs like Chinese Club, Chess Club, Gamer's Union, ASTRA, and STING Cancer.

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.

• Mason Appleton (2014), National Hockey League player (Winnipeg Jets)
• Eric Genrich (1998), Mayor of Green Bay
• Kevin Harlan (Premontre 1977), American sports commentator
• Allie LeClaire (2014), former professional basketball player and assistant women's basketball coach at Eastern Illinois University
• Max McCormick (2010), National Hockey League player (Seattle Kraken)
• John Rudzinski (2001), Air Force Academy, All-Mountain West Conference Linebacker
• John Schneider (Abbot Pennings 1989), National Football League General Manager (Seattle Seahawks)
• Tony Wied (1994), member of the U.S. House of Representatives

• Mike Rader: former Wisconsin Badgers football player and current head coach of the NDA Football program.

• Official website