Veterans beginning with the letter O
| Name | Branch | Conflict | County | Pillar | Panel |
|---|---|---|---|---|---|
| Ottinger, Herman B. | Army | World War I | Cocke | II | Middle |
| Ott, David E. | Army | World War I | Blount | II | Top |
| Orr, Alfred | Army | World War I | Hamilton | III | Middle |
| Owens, David C. | Army | World War I | Johnson | III | Bottom |
| Overholser, Joseph W. | Army | World War I | Greene | III | Top |
| Ohls, William A. | Army | World War I | Hamilton | III | Middle |
| Ogle, George A. | Army | World War I | Knox | IV | Top |
| Overstreet, Ivan E. | Army/Army Air Forces | World War II | Fentress | IX | Top |
| 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 |
| Ogle, Arlie H. | Army | World War I | Sevier | V | Middle |
| Ooten, Sam | Army | World War I | Roane | V | Top |
| Ogle, Samuel A. | Army | World War I | Sevier | V | Top |
| Owens, Kenneth H. | Marine Corps | World War II | Blount | VI | Bottom |
| Onks, William G. | Army/Army Air Forces | World War II | Blount | VI | Middle |
| Orr, William L. | Army/Army Air Forces | World War II | Blount | VI | Top |
| O’Neal, Norman E. | Army/Army Air Forces | World War II | Anderson | VI | Top |
| Owens, Barton W. | Army/Army Air Forces | World War II | Campbell | VII | Top |
| O’Neal, James P. | Army/Army Air Forces | World War II | Bradley | VII | Top |
