SB19 is a Filipino boy band formed in 2018. The band consists of Pablo, Josh, Stell, Ken, and Justin. SB19 is regarded as a leading act in contemporary Pinoy pop. They are now a self-managed group under 1Z Entertainment, a company built and managed by the members of SB19.

A boy band is loosely defined as a vocal group consisting of young male singers, usually in their teenage years or in their twenties at the time of formation. Generally, boy bands perform love songs marketed towards girls and young women. Many boy bands dance as well as sing, usually giving highly choreographed performances. South Korean boy bands usually also have designated rappers.