The 1940 Purdue Boilermakers football team was an American football team that represented Purdue University during the 1940 college football season. In their fourth season under head coach Allen Elward, the Boilermakers compiled a 2–6 record, finished in eighth place in the Big Ten Conference with a 1–4 record against conference opponents, and were outscored by their opponents by a combined total of 106 to 96.