A Cotulla Texas cowboy, Morris started competing in high school rodeos at the age of 15, always winning his share of roping events. In 1961 he entered the calf roping at the Amphi-theater in Chicago winning both go rounds plus the average.
In 1962, he joined the Rodeo Cowboys Association. At his first RCA rodeo, the Fort Worth Stock Show and Rodeo, he won the second go round and the calf roping championship. Over the next months, he continued to win and place earning the right to compete at the National Finals Rodeo. He has placed at Cheyenne, Enid, Colorado Springs, San Antonio, Albuquerque, Houston, Mercedes, Fort Smith, Pendleton, Ogden and Salt Lake. He was a SRA Champion.
Morris Walker lives on his ranch in South Texas. His peers say that he was born a cowboy, lives his life a cowboy and will die a cowboy.