List of ship commissionings in 2004
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The list of ship commissionings in 2004 includes a chronological list of ships commissioned in 2004. In cases where no official commissioning ceremony was held, the date of service entry may be used instead.
| Date | Operator | Ship | Class and type | Notes |
|---|---|---|---|---|
| March 18 |  Japan Maritime Self-Defense Force
|
Makinami (DD-112) | Template:Sclass- | |
| April 19 |  Indian Navy
|
Tabar (F44) | Template:Sclass- | |
| April 22 |  Royal Netherlands Navy
|
De Ruyter (F804) | Template:Sclass- | |
| May 29 |  United States Navy
|
Pinckney (DDG-91) | Template:Sclass- | |
| June 26 |  Royal Australian Navy
|
Ballarat (FFH 155) | Template:Sclass- | |
| July 7 | Indian Navy
|
Betwa (F39) | Template:Sclass- | |
| July 7 |  Maritime Squadron AFM
|
P52 | Template:Sclass- | |
| August 28 | United States Navy
|
Momsen (DDG-92) | Template:Sclass- | |
| September 18 | United States Navy
|
Chung-Hoon (DDG-93) | Template:Sclass- | |
| October 19 |  Royal Danish Navy
|
Absalon (L16) | Template:Sclass- auxiliary ship/frigate | |
| October 23 | United States Navy
|
Virginia (SSN-774) | Template:Sclass- | |
| December 10 |  Royal Navy
|
Bulwark (L15) | Template:Sclass- | |
| December 11 | United States Navy
|
James E. Williams (DDG-95) | Template:Sclass- |