1939 Oregon State Beavers football team

The 1939 Oregon State Beavers football team represented Oregon State College in the 1939 college football season.

The team played its home games at Bell Field in Corvallis, Oregon and Multnomah Stadium in Portland.

The Beavers ended this season with nine wins, one loss, and one tie. The Beavers scored 186 points and allowed 77 points. Oregon State won the inaugural Pineapple Bowl, 39–6. The team was led by head coach Lon Stiner.

Oregon State was not ranked in the final AP poll, but it was ranked at No. 16 in the 1939 Williamson System ratings, No. 18 according to the Azziratem System favored by Illustrated Football Annual magazine, and at No. 53 in the final Litkenhous Ratings for 1939.