Joy Theodore John Berquist (July 30, 1901 – May 18, 1942), , sometimes known as "Teddie" Berquist, and known professionally as J. T. Berquist, was an American football player, lawyer, and judge. He played college football for Nebraska and in the National Football League (NFL) for the Kansas City Blues/Cowboys (1924, 1926) and Chicago Cardinals (1927).