Holy Trinity High School

• Holy Trinity Academy (Drayton Valley)
• Holy Trinity Catholic High School (Edmonton)
• Holy Trinity Catholic High School (disambiguation)
• Holy Trinity Catholic Secondary School (Oakville)
• Holy Trinity Diocesan High School
• Holy Trinity High School (Bradford)
• Holy Trinity High School (Chicago)
• Holy Trinity High School (Fort Madison, Iowa)
• Holy Trinity High School (Roxbury, Massachusetts)
• Holy Trinity High School (Torbay)
• Holy Trinity High School (Winsted, Minnesota)
• Holy Trinity High School, Jamaica
• Holy Trinity School (disambiguation)
• Holy Trinity School, Crawley