James Gladden Willis (born March 20, 1927) is a former pitcher in Major League Baseball who played during 1953 and 1954 for the Chicago Cubs. Listed at 6' 3", 175 lb., Willis batted left-handed and threw right-handed. He was born in Doyline, Louisiana and attended Northwestern State University of Louisiana.
Over two seasons, Willis posted a 2–2 record with a 3.39 ERA in 27 appearances, including four starts and two complete games, giving up 25 runs on 59 hits and 35 walks while striking out 20.