The Grass Roots are an American rock band that charted frequently between 1965 and 1975. The band was originally the creation of Lou Adler and songwriting duo P. F. Sloan and Steve Barri. In their career, they achieved two gold albums and two gold singles, and charted singles on the Billboard Hot 100 a total of 21 times. Among their charting singles, they achieved Top 10 three times, Top 20 six times and Top 40 14 times. They have sold over 20 million records worldwide.

Until his death in 2011, early member Rob Grill and a newer lineup of the Grass Roots continued to play many live performances each year. After his death, the group featured no original band members, with a lineup personally chosen by Grill carrying on the legacy of the group with nationwide live performances.