1948 LSU Tigers football team

The 1948 LSU Tigers football team was an American football team that represented Louisiana State University (LSU) as a member of the Southeastern Conference (SEC) during the 1948 college football season. In their first year under head coach Gaynell Tinsley, the Tigers complied an overall record of 3–7, with a conference record of 1–5, and finished 11th in the SEC.

LSU was ranked at No. 74 in the final Litkenhous Difference by Score System ratings for 1948.