Miller Comprehensive Catholic High School is a Catholic high school located in the Core Group neighbourhood in the central area of Regina, Saskatchewan, Canada.

It is named after Joseph P. Miller who was a longtime member of the school board.

The Advanced Placement (AP) program allows high school students to enroll in college-level courses and exams, designed to be equivalent to typical first-year university classes.

[2] The AP courses offered at Miller are: Calculus, English, Computer Science, Psychology and Studio Art.

A number of specialized courses, including automotive, baking, commercial cooking, construction, cosmetology and welding are also available.