"Es Mi Mujer" ("It's My Woman") is a song written by Luis Gómez Escolar and K. C. Porter, produced by Juan Carlos Calderón and performed by Mexican singer Emmanuel. It was released as the second single from his studio albumDesnudo (1986) in early 1987. This song became the second number-one hit by the singer at the Billboard Hot Latin Tracks chart, after the three weeks reign of his single "Toda La Vida" in 1986. "Es Mi Mujer" was later covered by Johnny Ray and Banda Rugido.[1]