The 1945 WANFL season was the 61st season of the various incarnations of the Western Australian National Football League. During the 1944 season, participation had been restricted to players under nineteen as of October 1, 1944. After the season, it was clear to the WANFL that changes had to be made to this underage restriction, since the Over-Age Footballers Association, the Metal Trades Association and services competitions were developing a good standard from players who were too old to play league football. In October 1944, the WANFL agreed to raise the limit to 25 years of age as of December 31, 1945, but this move proved ill-received and on March 29 the League decided to abolish age restrictions altogether, returning the WANFL to open-age competition. There was concern that the errat