Challenges:
Oregon State has challenged 24 times, winning 3:
- Oct 24, 1925 Oregon State 10:26 Stanford
- Nov 29, 1928 Oregon State 25:13 New York University
- Oct 18, 1930 Oregon State 7:13 Stanford
- Oct 8, 1932 Oregon State 0:10 USC
- Oct 21, 1933 Oregon State 0:0 USC
- Oct 5, 1940 Oregon State 0:0 USC
- Nov 16, 1940 Oregon State 14:28 Stanford
- Oct 11, 1941 Oregon State 10:0 Stanford
- Sep 29, 1962 Oregon State 8:28 Iowa
- Oct 3, 1970 Oregon State 13:45 USC
- Oct 31, 1970 Oregon State 10:48 Stanford
- Oct 6, 1973 Oregon State 7:21 USC
- Nov 13, 1976 Oregon State 14:45 UCLA
- Sep 17, 1977 Oregon State 10:17 USC
- Sep 15, 1979 Oregon State 5:42 USC
- Oct 2, 1982 Oregon State 5:45 Stanford
- Nov 6, 1982 Oregon State 16:30 Arizona State
- Oct 6, 1984 Oregon State 7:19 Washington
- Oct 19, 1985 Oregon State 21:20 Washington
- Nov 16, 1985 Oregon State 0:41 UCLA
- Oct 23, 1993 Oregon State 17:20 UCLA
- Oct 1, 1994 Oregon State 10:30 Arizona
- Nov 6, 2004 Oregon State 20:28 USC
- Nov 18, 2023 Oregon State 20:22 Washington