William Jewell Wallace (June 16, 1907 – April 7, 1999) was an American football player and coach in the United States. He served as the head football coach at the University of Houston in its first two football seasons, 1946 and 1947, guiding the Cougars to a 7–14 record. Wallace was a 1934 graduate of Texas Christian University. He began his coaching career at the high school ranks and coached at El Paso Bowie, El Paso, Greenville, San Angelo and Thomas Jefferson High School in San Antonio, Texas.