The 1945 All-Big Ten Conference football team consists of American football players selected to the All-Big Ten Conference teams selected by the Associated Press (AP) and United Press (UP) for the 1945 Big Ten Conference football season. The UP released the point total for each player in its polling; each player's UP point total is listed below.
AP = Associated Press
UP = United Press
Bold = Consensus first-team selection of both the AP and UPI