| Year: | 1948 |
| Team: | Tulane Green Wave |
| Sport: | football |
| Conference: | Southeastern Conference |
| Short Conf: | SEC |
| Aprank: | 13 |
| Record: | 9–1 |
| Conf Record: | 5–1 |
| Head Coach: | Henry Frnka |
| Hc Year: | 3rd |
| Captain: | Emile O'Brien |
| Stadium: | Tulane Stadium |
The 1948 Tulane Green Wave football team represented Tulane University as a member of the Southeastern Conference (SEC) during the 1948 college football season. Led by third-year head coach Henry Frnka, the Green Wave played their home games at Tulane Stadium in New Orleans. Tulane finished the season with an overall record of 9–1 and a mark of 5–1 in conference play, placing third in the SEC.
See also: 1948 NCAA football rankings.