Serrano v. Priest refers to three cases regarding the financing of public schools in California that were decided by the California Supreme Court: Serrano v. Priest, 5 Cal.3d 584 (1971) (Serrano I); Serrano v. Priest, 18 Cal.3d 728 (1976) (Serrano II); and Serrano v. Priest, 20 Cal.3d 25 (1977) (Serrano III).