"I'll Be Waiting" is a rock song written by Lenny Kravitz and Craig Ross for Kravitz's eighth studio album, It Is Time for a Love Revolution (2008). It was released as the album's lead single on December 6, 2007. The iTunes download release date for the song was November 6, 2007.

It Is Time for a Love Revolution is the eighth studio album by American rock musician Lenny Kravitz, released on February 5, 2008. The album produced four singles released in 2007 and 2008. This is Kravitz's final album for Virgin Records.