| Last Name | First Name | M.I. | Rank | Service/Serial # | Branch | War/Conflict | Cemetery/Memorial | Entered From | Unit |
|---|---|---|---|---|---|---|---|---|---|
| Ostermeier | Robert | D. | Aviation Machinist's Mate First Class | 2232253 | U.S. Navy | World War II | East Coast Memorial | New Jersey | |
| Ostrow | Edgar | J. | Private | 13115389 | U.S. Army Air Forces | World War II | East Coast Memorial | Pennsylvania | Air Corps |
| Ostrowski | Joseph | L. | Seaman Second Class | 6221094 | U.S. Navy | World War II | East Coast Memorial | Michigan | United States Naval Reserve |
| Otto | Albert | J. | Torpedoman's Mate Third Class | 2088058 | U.S. Navy | World War II | East Coast Memorial | Maine | |
| Ouellete | Armand | R. | Carpenter's Mate Second Class | 2122101 | U.S. Navy | World War II | East Coast Memorial | Massachusetts | |
| Outten | Alvin | G. | Private | 6852306 | U.S. Army Air Forces | World War II | East Coast Memorial | Texas | Air Corps |
| Overberg | John | A. | Aviation Radioman Second Class | 4104641 | U.S. Navy | World War II | East Coast Memorial | Ohio | |
| Overholt | Walter | Torpedoman's Mate Third Class | 2235463 | U.S. Navy | World War II | East Coast Memorial | New Jersey | ||
| Overly | Charles | F. | Signalman Second Class | 4113648 | U.S. Navy | World War II | East Coast Memorial | Wisconsin | United States Naval Reserve |
| Overton | Alan | G. | Lieutenant | 0-104135 | U.S. Navy | World War II | East Coast Memorial | New York | United States Naval Reserve |