Francisco Javier Bautista, Jr. (born December 7, 1975), better known by his stage name Frankie J, is a Mexican singer and former member of the musical group Kumbia Kings.

Born in Tijuana, he grew up in San Diego and became a freestyle artist under the stage name Frankie Boy in the late 1990s. After his debut freestyle album was shelved, he joined Kumbia Kings. Frankie J's solo debut album, What's a Man to Do, was released in 2003, followed by some more English and Spanish language albums.