Hanover High School is the name of several secondary schools in the United States:
Hanover High School (Massachusetts) — Hanover, Massachusetts Hanover High School (New Hampshire) — Hanover, New Hampshire Hanover High School (Pennsylvania) — Hanover, Pennsylvania Hanover High School (Mechanicsville, Virginia) — Mechanicsville, Virginia Hanover Central Junior-Senior High School — Cedar Lake, Indiana Hanover-Horton High School — Horton, Michigan Hanover Junior-Senior High School — Colorado Springs, Colorado Hanover Park High School — East Hanover, New Jersey New Hanover High School — Wilmington, North Carolina