Clube Atlético Catarinense, commonly known as Atlético Catarinense, is a Brazilian football club based in São José, Santa Catarina.
The club was founded in 2020 to represent the city of São José in professional football, which had not had a club since 2002. Initially playing in the Campeonato Catarinense Série C, the third tier of football in Santa Catarina, the club won the championship and a promotion to Série B. The club was the 2022 runner-up in Série B, losing to Criciúma in the championship.