The American folk and bluegrass band, Trampled By Turtles, played one of Denver's iconic tunes, "Annie's Song."
Denver's 30-year career includes a long list of hits including "Rocky Mountain High" and "Thank God I'm a Country Boy."
Denver's son, Zak Deutschendorf, and daughter, Jesse Belle Denver, accepted the star, which is located at 7065 Hollywood Blvd.
The singer was a champion of environmental causes. His work continues today through his organization, the Windstar Foundation.
He was killed in a plane crash in 1997 at the age of 53.
City News Service contributed to this report.