1959 (pilot)[]
The pilot episode was a ninety-second demo reel titled "The Flagstones" made to sell the show to potential advertisers. No logo appears.
1960–1962[]
This logo was used during the first two seasons' intros and outros; it could also occasionally be seen on the Flintstones' mailbox.
1962–present[]
This logo replaces the previously used wordmark in intros and outros from the third season until the sixth and final season; it is also still used on merchandise to this day.