At the tender age of 15, Johnny began sitting in with his Brother's Band, Little Joe & The Latinaires and other professional guest bands from out-of-town.
At the age of 17, while Johnny was working with Bridge Builder Co. in Fort Worth, Texas, his brother Jesse drafted him into the band. While attending a recording session with the band in San Antonio, Texas, at which time the song "Ramona", written by his Brother Jesse, and "Little Girl Of My Dreams", written by his Brother Little Joe were to be recorded, Johnny was asked to record the vocals on the spot.
Later that year, Johnny recorded "Por Un Amor. This was to be a historic day, as "Por Un Amor" went on to become a major hit, launching Little Joe and the Latinaires to a national status. (Por Un Amor, the album/CD has sold over 1.5 Million units since then and continues to be one of the most requested songs to date). This was the beginning of his lifelong musical career with Little Joe and the Latinaires, now known as "Little Joe y La Familia".
Johnny's signature song "Por Un Amor" went on to be the first of many hits for Johnny Hernandez.
Performing over twenty four years with Little Joe Y La Familia, Johnny was, and continues to be a a vital part or the history of hat has become known as Little Joe y La Familia. Little Joe Johnny y La Familia are considered by many historians to be major pioneers and trailblazers of Tejano / Chicano Music.
Johnny was actually the lead or the only vocalist on most of the big hits from Little Joe Johnny y La Familia. Hits like El Rebelde, Por Un Amor, Total, Por Una Mujer Casada, Cartas Marcadas and of course the Chicano National Anthem, "Las Nubes".
Johnny left Little Joe Johnny y La Familia in the Mid 80's to record such hits as "Canta,Canta", "Poquita Fe" and "Rancho Grande". Johnny still continues to record as well as tour all over the world.with his band. Johnny currently resides in Las Vegas, NV.