1945 Oregon State Beavers football team

The 1945 Oregon State Beavers football team represented Oregon State University in the Pacific Coast Conference (PCC) during the 1945 college football season. In their 11th season under head coach Lon Stiner, the Beavers compiled a 4–4–1 record (4–4 against PCC opponents), finished in fourth place in the PCC, and were outscored by their opponents, 131 to 100. The team played its home games at Bell Field in Corvallis, Oregon.