The 2023 Louisiana Ragin' Cajuns football team represented the University of Louisiana at Lafayette in the 2023 NCAA Division I FBS football season. The Ragin' Cajuns played their home games at Cajun Field in Lafayette, Louisiana, and competed in the West Division of the Sun Belt Conference. They were led by second-year head coach Michael Desormeaux. The Louisiana Ragin' Cajuns football team drew an average home attendance of 16,664 in 2023.
Source:
<small>Listed in the order that they were released</small>
In the Sun Belt preseason coaches' poll, the Ragin' Cajuns were picked to finish in third place in the West division.
Tight end Neal Johnson was named to the preseason All-Sun Belt first team. Offensive lineman AJ Gillie was named to the second team.
The football schedule was announced February 24, 2023.