Escola Americana do Rio de Janeiro (EARJ, the American School of Rio de Janeiro) is a non-profit twin-campus international school located in Rio de Janeiro, Brazil. The school was founded in 1937 as a private, independent, coeducational, non-denominational day school. EARJ offers an educational program from Nursery through Grade 12 for students of all nationalities. In 2019-20, enrolment was 1,200 students across the Gávea and Barra campuses with 160 members of teaching faculty.