| Year: | 1998 |
| Team: | Jacksonville Dolphins |
| Sport: | football |
| Conference: | Independent |
| Record: | 4–5 |
| Head Coach: | Steve Gilbert |
| Hc Year: | 1st |
| Off Coach: | Ed Foley |
| Oc Year: | 1st |
| Stadium: | D. B. Milne Field |
| Prev Year: | none |
The 1998 Jacksonville Dolphins football team represented Jacksonville University as an independent during the 1998 NCAA Division I-AA football season. This was the first year in which Jacksonville fielded a football team. Led by first-year head coach Steve Gilbert, the Dolphins compiled a record of 4–5. Jacksonville played their home games at D. B. Milne Field in Jacksonville, Florida