Martin Luther High School is a private Lutheran high school located in Greendale, Wisconsin, United States. The school is affiliated with the Lutheran Church–Missouri Synod.

Martin Luther High School was built after World War II as the second school of the Lutheran High School Association of Greater Milwaukee. It was designed to serve over 800 students. The campus has a drug- and smoke-free policy.

• Member of Lutheran Church–Missouri Synod
• Located across from Southridge Mall on 76th Street in Greendale, Wisconsin
• Team name: Spartans
• School colors: green, white and gold

The school has a college preparatory program that focuses on mathematics, literature, history, the arts and foreign language.

The school has three bands, the Spartan, the Varsity and the Symphonic Band. Symphonic Band is an audition-only band that has toured in Colorado, Texas, Tennessee, Florida and Washington, D.C. Small ensembles include Jazz Band, Brass Choir, Flute Choir, Clarinet Choir, Woodwind Ensemble, Sax Choir and Pep Band.

There is a choir program comprising four choirs, including a men's and women's choir and two mixed choirs. The top choir, the Concert Choir, has toured in New York, California and Washington, D.C., and has performed at choir competitions throughout the area. Students participate in the District Wisconsin State Music Association Contest in the spring.

Music classes cover the study of humanities, advanced music and independent study music theory. The music computer laboratory allows students to write music and familiarize themselves with music technology such as ACID, Reason and Sibelius music notation software.

• Jason Johnson – actor
• Candice Michelle – model/actress

• Martin Luther High School
• Lutheran Church Missouri Synod
• Martin Luther High School Band