| Otis | Dana | | PVT | Army | Ranger | Vietnam, Cold War | | Bartlett, Texas - Fort Wayne, Indiana | | Journal Gazette obit. 10-14-2009 Front Section Page 4A |
| Otis | Drexel Lynn | | Seaman | Navy | | Korean & Cold War | | Fort Wayne, Indiana | | List of Korean War Veterans 6-25-1950 to 7-23-1953, Date as of 8-1-1956 Page 143, Serial Number 4306905 |
| Otis | Laauren Erwin | | | | | | | Fort Wayne, Indiana | Active | Membership List 11-7-2014 - Disabled American Veterans, Chapter 40, Fort Wayne, Indiana |
| Otis | Lawrence L | | SSGT | Regular Army - Infantry | | WWII | | Allen Co. | | NARA - Electronic Army Serial Number Merged File, ca. 1938 - 1946 |
| Otis | Ricky L. | | Seaman | Navy | | Vietnam | | Huntertown - Fort Wayne, Indiana | | Journal Gazette obit. 5-9-2003 METRO Page 2C |
| Otolski | Bobbie Ray | | Private | Army - 1984 - 1990 | | Cold War - Gulf War | Saudi Arabia | Angola - Fort Wayne, Indiana | Deceased 11-22-2017, 53 Years Old, Born 8-22-1964 | Journal Gazette obit., 11-29-2017, Metro Section, Page 2C, NO Burial INFO - Northern Indiana Veterans Funeral Care, FW |
| O'Toole | Patrick | | PVT | Army Air Corps | Fort Wayne Baer Field | WWII | | | | "Beacon." Allen County Lines. Sep. 1990: 17-19 |
| Ott | Albert | | | | | WWI | | Allen County, Indiana | Deceased | History of War Work of Allen County, Indiana 1917 - 1919 Page 496 |
| Ott | Albert | | PVT | Indiana Army National Guard | Battery D 1st Indiana | WWI | Continental United States | Allen County, Indiana | Deceased - TB May 16th 1918 | History of War Work of Allen County, Indiana 1917 - 1919 Page 429 |
| Ott | Howard | | PVT | Army - Selectees | | WWII | | Allen Co. | | NARA - Electronic Army Serial Number Merged File, ca. 1938 - 1946 |
| Ott | Walter C. | | | | | Viet Nam | Continental United States - Viet Nam | Fort Wayne, Indiana | | Allen County Viet Nam Veterans Bonus Listing, Date of Entry 2-22-2011 |
| Ott | Walter J. | | Airman | Air Force | | Korean & Cold War | | Fort Wayne, Indiana - Miami, Florida | | List of Korean War Veterans 6-25-1950 to 7-23-1953, Date as of 8-1-1956 Page 143, Serial Number AF16359581 |
| Otte | Donald Lee | | PVT | Army | | Korean & Cold War | | Fort Wayne - Vallonia, Indiana | | List of Korean War Veterans 6-25-1950 to 7-23-1953, Date as of 8-1-1956 Page 143, Serial Number US55091008 |
| Ottenweller | Carl S. | | LT. | Air Force 1943 - 1945 | Aviation Engineer | WWII | | New Haven - Hoagland, Indiana | | News Sentinel obit., 8-8-2009 LOCAL Page 2L |
| Ottenweller | John Ralph | | PVT | Army | | Korean & Cold War | | Hoagland, Indiana | | List of Korean War Veterans 6-25-1950 to 7-23-1953, Date as of 8-1-1956 Page 143, Serial Number US55232037 |
| Ottenweller | Maurice F | | PVT | Army - Selectees | | WWII | | Allen Co. | | NARA - Electronic Army Serial Number Merged File, ca. 1938 - 1946 |
| Ottenweller | Maurice F. "Sam" | | PVT | Army | | WWII | England - Europe | Peoria, Illionis - Fort Wayne, Indiana | | Journal Gazette obit., 10-27-2013 Front Section Page 4A, Buried in Resurreection Cemetery, Wright & Salmon Mortuary |
| Otto | James F. | Jr. | | | | | | Fort Wayne, Indiana | | American Legion Post 47 |
