Greatest Highs is the greatest hits album by American rap rock group Kottonmouth Kings.

It was released on January 15, 2008 via Suburban Noize/Capitol Records.

The album consists of 37 previously released songs from the group's first eight studio albums and two compilations (Joint Venture and Hidden Stash III), plus two new songs ("Can Anybody Hear Me?"

It features guest appearances from Corporate Avenger, Cypress Hill, Insane Clown Posse, Jack Grisham, Krizz Kaliko, Tech N9ne and Too Rude.

The compilation peaked at number 168 on the Billboard 200 albums chart in the United States.