2023 American Southwest Conference football season

The 2023 American Southwest Conference football season was the season of college football played by the eight member schools of the American Southwest Conference (ASC) as part of the 2023 NCAA Division III football season. The 2023 Hardin–Simmons Cowboys football team compiled a 9–2 record (6–0 in conference games), won the ASC championship, and made it to the NCAA Division III first round where they lost to 20–6.

Hardin–Simmons
The 2023 Hardin–Simmons Cowboys football team represented Hardin–Simmons University of Abilene, Texas. In their 13th year under head coach Jesse Burleson, the team compiled a 9–2 record (6–0 against ASC opponents), won the ASC championship, and made it to the NCAA Division III first round where they lost to 20–6.

Mary Hardin–Baylor
The 2023 Mary Hardin–Baylor Crusaders football team represented the University of Mary Hardin–Baylor of Belton, Texas. In their second year under head coach Larry Harmon, the team compiled a 6–4 record (5–1 against ASC opponents) and finished second in the ASC.

Howard Payne
The 2023 Howard Payne Yellow Jackets football team represented Howard Payne University of Brownwood, Texas. In their first year under head coach Kevin Bachtel, the team compiled a 6–4 record (3–3 against ASC opponents) and finished tied for third in the ASC.

McMurry
The 2023 McMurry War Hawks football team represented McMurry University of Abilene, Texas. In their fifth year under head coach Jordan Neal, the team compiled a 6–4 record (3–3 against ASC opponents) and finished tied for third in the ASC.

East Texas Baptist
The 2023 East Texas Baptist Tigers football team represented East Texas Baptist University of Marshall, Texas. In their first year under head coach Calvin Ruzicka, the team compiled a 5–5 record (3–3 against ASC opponents) and finished tied for third in the ASC.

Texas Lutheran
The 2023 Texas Lutheran Bulldogs football team represented Texas Lutheran University of Seguin, Texas. In their second year under head coach Neal LaHue, the team compiled a 2–8 record (1–5 against ASC opponents) and finished sixth in the ASC.

Austin
The 2023 Austin Kangaroos football team represented Austin College of Sherman, Texas. In their first year under head coach Tony Joe White, the team compiled a 1–9 record (0–6 against ASC opponents) and finished last in the ASC.

Sul Ross
The 2023 Sul Ross Lobos football team represented Sul Ross State University of Alpine, Texas. In their second year under head coach Barry Derickson, the team compiled a 4–6 record but was ineligible for ASC conference play due to the team's transition to the NCAA Division II's Lone Star Conference (LSC).