Corona del Mar High School (CdM) is a public school located in the Eastbluff neighborhood of Newport Beach, California, and belongs to the Newport-Mesa Unified School District. It is a combination of a middle school (7th and 8th grades) and a high school (9th, 10th, 11th, and 12th grades). The school was founded in 1962 and has an enrollment of approximately 2,100 students. The school covers an area of just over 1,700,000 square feet. According to US News, there are 92 full-time teachers.

It has been ranked by Newsweek as one of the top 200 high schools in the United States, and it has been a state champion in several sports. However, it has also been featured in the national media for scandals involving homophobia, sexism, and academic dishonesty.