|1920 Washington State Cougars football|
|Conference||Pacific Coast Conference|
|1920 record||5–1 (1–1 PCC)|
|Head coach||Gus Welch (2nd season)|
|Home stadium||Rogers Field|
|1920 PCC football standings|
|† – Conference champion |
The 1920 Washington State Cougars football team was an American football team that represented Washington State College during the 1920 college football season. Head coach Gus Welch led the team to a 1–1 mark in the PCC and 5–1 overall. This year marked the team's adoption of the "Cougars" nickname.
|October 9||Gonzaga||Away||35-0 W||3,000|
|October 15||Idaho||Away||14-7 W||5,000|
|October 30||Montana||Home||31-0 W||5,000|
|November 6||California||Away||0-49 L||20,000|
|November 13||Oregon State||Home||28-0 W||3,000|
|November 25||Nebraska||Away||21-20 W||10,000|
- "2016 Media Guide". Washington State Cougars Athletics. p. 74. http://sidearm.sites.s3.amazonaws.com/wsu.sidearmsports.com/documents/2016/8/25/2016_Football_Media_Guide_Color.pdf. Retrieved October 24, 2016.
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