On the 6 is the debut album by American singer Jennifer Lopez, released on June 1, 1999 via Epic Records (see 1999 in music).
The album peaked at number eight on the U.S. Billboard 200, remaining on the top twenty for eleven weeks and on the chart for fifty-three (making one re-entry). It sold seven million units worldwide and produced five singles, including the Billboard Hot 100 number-one "If You Had My Love" and the Hot Dance Club Play number-one "Waiting for Tonight". .