John McKnight was an American college football and college basketball coach. He served as the head football coach at Texas Christian University (TCU) in 1922, compiling a record 2âÂÂ5âÂÂ3. During the same academic year, 1922âÂÂ23, he was also the school's head basketball coach, tallying a mark of 3âÂÂ13. McKnight previously worked as an assistant football coach at TCU under William L. Driver during the 1920 and 1921 seasons.