Charles Reis Felix (April 29, 1923 – January 25, 2017) was an America writer and teacher. He was known as a contributor to Luso-American literature.
His work were mainly autobiography, historical narrative and fiction about the human experience. His first book, Crossing the Sauer, was an account of his three months as a combat infantryman from January through March 1945. Crossing the Sauer was called by Paul Fussell as "one of the most honest, unforgettable memoirs of the war I've read."