Charles M. Robinson III was an American author, illustrator, and adventurer. He was a history instructor with South Texas College in McAllen, Texas, until early 2012 and was a member of the 2010 Oxford Round Table. He was a graduate of St. Edward's University and the University of Texas–Pan American. He wrote several books that focused on the American Old West, as well as the American Civil War and the Spanish conquest of Mexico. He also wrote magazine articles on seafaring, sailing, hunting, guns, and antique automobiles. In 1993 he was awarded the T. R. Fehrenbach Book Award by the Texas Historical Commission. Robinson passed away in 2012 due to complications from lung cancer.