West Windsor-Plainsboro High School North (also known as WW-P North or North) is a four-year public comprehensive high school located in Plainsboro Township in Middlesex County, in the U.S. state of New Jersey. The school serves students in ninth through twelfth grades. The school joins West Windsor-Plainsboro High School South as the two secondary schools of the West Windsor-Plainsboro Regional School District, a school district serving students from West Windsor (in Mercer County) and Plainsboro Township (in Middlesex County).

As of the 2023–24 school year, the school had an enrollment of 1,499 students and 118.9 classroom teachers (on an FTE basis), for a student–teacher ratio of 12.6:1. There were 53 students (3.5% of enrollment) eligible for free lunch and 13 (0.9% of students) eligible for reduced-cost lunch.

West Windsor-Plainsboro High School North opened in September 1997. An addition was added in 2000. The first class to graduate was the Class of 2002. The facility covers 240,000 square feet (22,000 m²) and contains all core facilities. The school is located on an 80-acre (320,000 m²) tract on Grovers Mill Road in Plainsboro, across from Community Middle School and the Millstone River Upper Elementary School.

The school mascot is the Northern Knight, and the school colors are Royal Blue and Silver. The mascot was chosen as voted on by the original three graduating classes, the Classes of 2002, 2003, and 2004.