The Moore League is a high school sports league in Southern California.
The league is administered by the California Interscholastic Federation (CIF) Southern Section.
Cabrillo High was established in 1995, and became the Moore League's seventh member.
El Rancho High School was a member of the Moore League from 1969 to 1971 The Moore League is named for Harry J. Moore, who was an educator in Long Beach, California.
He held the following positions, titles and honors: