Basketball was among the sports contested at the 2019 Southeast Asian Games in the Philippines. The basketball tournament in the games featured four events; traditional 5-on-5 basketball and 3x3 basketball, for both men and women. In 5-on-5, the Philippines were the 12-time defending champions in men's and Malaysia were the two-time defending champions in women's. 3x3 basketball was contested for the first time for both genders.