Veterans beginning with the letter O
| Name | Branch | Conflict | County | Pillar | Panel |
|---|---|---|---|---|---|
| Ottinger, Roscoe L. | Army/Army Air Forces | World War II | Greene | IX | Middle |
| Owens, Thomas L. | Army/Army Air Forces | World War II | Fentress | IX | Top |
| Owens, Woodrow W. | Army/Army Air Forces | World War II | Fentress | IX | Top |
| Oakes, Berlin G. | Army/Army Air Forces | World War II | Hamilton | X | Bottom |
| Oles, Thomas D. | Army/Army Air Forces | World War II | Hamilton | X | Middle |
| O’Neal, Ernest D. | Army/Army Air Forces | World War II | Hamilton | XI | Middle |
| Orr, George E. | Army/Army Air Forces | World War II | Hamilton | XI | Top |
| Odell Jr., William H. | Marine Corps | World War II | Hamilton | XI | Top |
| Owen Jr., John C. | Navy | World War II | Anderson | XII | Top |
| Oliver, Perry L. | Navy | World War II | Hamilton | XII | Top |
| Osborn, Edward S. | Navy | World War II | Ross County, OH | XIV | Middle |
| Ott, Junior F. | Army/Army Air Forces | World War II | Knox | XIV | Middle |
| Ogden, Samuel L. | Army/Army Air Forces | World War II | Knox | XIV | Top |
| Owensby, Clifford C. | Navy | World War II | Marion | XV | Middle |
| Oliver, Earl | Army/Army Air Forces | World War II | Washington | XV | Bottom |
| Oliphant, J. David | Army/Army Air Forces | World War II | McMinn | XV | Middle |
| Oody, James W. | Army/Army Air Forces | World War II | Loudon | XV | Top |
| Owens, Oscar | Army/Army Air Forces | World War II | Marion | XV | Middle |
| Oldham, Edward | Army/Army Air Forces | World War II | Rhea | XVI | Bottom |
| Ogle, Carl A. | Navy | World War II | Sevier | XVII | Bottom |
