| Year: | 1918 |
| Team: | Tulane Olive and Blue |
| Sport: | football |
| Conference: | Southern Intercollegiate Athletic Association |
| Short Conf: | SIAA |
| Record: | 3–1–1 |
| Conf Record: | 0–0 |
| Head Coach: | Clark Shaughnessy |
| Hc Year: | 4th |
| Off Scheme: | Single-wing |
| Captain: | Otto Colee |
| Stadium: | Second Tulane Stadium |
The 1918 Tulane Olive and Blue football team was an American football team that represented Tulane University as a member of the Southern Intercollegiate Athletic Association (SIAA) during the 1918 college football season. In its fourth year under head coach Clark Shaughnessy, Tulane compiled a 3–1–1 record.