The list of ship decommissionings in 1998 includes a chronological list of all ships decommissioned in 1998.
| Operator | Ship | Flag | Class and type | Fate | Other notes | |
|---|---|---|---|---|---|---|
| 16 March |  Russian Navy
|
Razumnyy | Project 1135 large anti-submarine ship | Scrapped | ||
| 31 March |  United States Navy
|
Fahrion | Oliver Hazard Perry-class frigate | Transferred to Egypt in 1998 | Renamed Sharm El-Sheik | |
| 7 July | United States Navy
|
Arkansas | Virginia-class cruiser | Scrapped | ||
| 25 August | United States Navy
|
Guam | Iwo Jima-class amphibious assault ship | Storage | James River | |
| 18 September | United States Navy
|
Lewis B. Puller | Oliver Hazard Perry-class frigate | Transferred to Egypt in 1998 | Renamed Toushka | |
| 30 September | United States Navy
|
Independence | Forrestal-class aircraft carrier | Reserve |