Manitowoc Lutheran High School (MLHS) is a WELS Lutheran high school located in Manitowoc, Wisconsin.

The school is affiliated with the Wisconsin Evangelical Lutheran Synod (WELS).

The high school was founded in 1956, and has been located in its present campus since 1967.

[2] The school's mascot is the Lancer and its colors are red and grey.

MLHS is a member of The Big East of the Wisconsin Interscholastic Athletic Association (WIAA).