Uncle Tex Hardrock is Fred's maternal uncle, a member of the Texarock Rangers and a recurring character of two episodes, "Baby Barney" and "Deep in the Heart of Texarock" from the original series, The Flintstones and the episode "They Went That Away" from The Pebbles and Bamm-Bamm Show.
He is a short and slender caveman with fair skin, a bald head with two tufts of white hair, a white mustache, big ears and a big nose.
In the episode, "Baby Barney", he wears a baby-blue cowboy hat and a purple loin cloth with a collar and a golden bolo tie.
In the episode, "Deep in the Heart of Texarock", he is now shorter and wears a big pink cowboy hat with a green and black-spotted center stripe, a dark blue and black-spotted loin cloth and green gloves.
- The Flintstones
- "They Went That Away" - The Pebbles and Bamm-Bamm Show (last appearance)