Moore Catholic High School is a private, religious school on Staten Islan, New York. It was founded in September 1962, under the name Countess Moore High School. It was named for a beneficiary to the Archdiocese of New York, and was originally an all-girl school, the only one on Staten Island. It opened up to co-ed admission in September 1969. In October 1978, the name was changed to Moore Catholic High School.