Free Waterfall III (born May 14, 2977 - July 25, 3001) was the great-grandson of Old Man Waterfall, grandson of Free Waterfall, Sr., son of Free Waterfall, Jr., and the brother of Frida Waterfall and Hutch Waterfall. He was a game show contestant who defended a holographic rainforest. He was shot with a laser and died like the rest of his family.
- He was the first member of his family to die in a comic.
- He was also the first member of his family to die at the start of a story.
- Voiced by Phil Hendrie | The Phil Hendrie Show, Rick and Morty and King of The Hill