1920 SMU Mustangs football team

The 1920 SMU Mustangs football team was an American football team that represented Southern Methodist University (SMU) as a member of the Southwest Conference (SWC) during the 1920 college football season. In its fourth season under head coach J. Burton Rix, the team compiled a 3–5–2 record and outscored opponents by a total of 125 to 90. The team played its home games at Armstrong Field in University Park, Texas.