| Year: | 1948 |
| Team: | LSU Tigers |
| Conference: | Southeastern Conference |
| Short Conf: | SEC |
| Record: | 3–7 |
| Conf Record: | 1–5 |
| Head Coach: | Gaynell Tinsley |
| Hc Year: | 1st |
| Stadium: | Tiger Stadium |
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.[1]
LSU was ranked at No. 74 in the final Litkenhous Difference by Score System ratings for 1948.[2]