| Obernberger, Franz (Nacht-Schlacht-Gruppe 1) | 13-01-1914 | 05-08-1944 | |
| Obernhuber, Otto | | 23-05-1942 | |
| Ochs, Albrecht Otto Bismarck | 30-09-1896 | 20-07-1986 | more |
| Offenborn, Gustav (Kampf-Geschwader 3) | 14-12-1917 | 16-04-1942 | |
| Ohlrogge, Walter | 15-01-1909 | 30-04-2003 | more |
| Omert, Emil | 15-01-1918 | 24-04-1944 | |
| Opel, Hans-Gerhard | 24-08-1921 | | |
| Orzegowski, Ernst | 19-10-1919 | 02-08-2005 | more |
| Ost, Wilhelm (Kampf-Geschwader 30) | | | |
| Ostendorff, Werner (Waffen SS) | 15-08-1903 | 01-05-1945 | more |
| Ostermann, Max-Helmuth (Jagdgeschwader 54) | 11-12-1917 | 09-08-1942 | more |
| Oswald, Franz (WL-Schlagtgeschwader) | 09-08-1915 | 13-01-2003 | more |
| Otte, Dr., Maximilian | 03-09-1910 | 20-05-1944 | more |