 | Obel, Johann | | |    |
| Obenauer, Leonhard (Jäger-Pionier-Bataillon 5) | | |    |
 | Obenhaupt, Heinz | 04-10-1917 | | |
| Ober, Ernst | | | |
| Oberauer, Rudolf | | | |
| Oberbeck, Herbert | 11-10-1909 | |    more |
| Oberberger, Alois (Aufklärungsgruppe 23) | 02-03-1918 | |   more |
| Oberbracht, Friedrich-Karl (s.Pz.Abt. 501) | 19-12-1920 | 13-01-1945 | |
| Oberdieck, Helmut | 28-06-1918 | | |
| Obergaulinger, Ludwig | 07-11-1911 | |  |
| Oberhofer, Hans | 06-09-1900 | 20-02-1945 |   |
 | Oberländer, Werner | 16-12-1912 | 12-10-1996 |  |
| Obermaier, Albrecht (3. Schnellbootsflottille) | 09-07-1912 | 01-08-2004 |  |
| Obermaier, Franz | | | |
| Obermaier, Johann ("U 435") | 10-08-1919 | 09-07-1943 |  |
| Obermair, Friedrich | | |  |
| Obermayr, Hans | | | |
| Obermeier, Eugen | 15-12-1916 | 17-03-1943 | |
| Obermeier, Georg | 02-11-1917 | | |
| Obermeier, Hermann | | 08-05-1942 | |
| Obermeier, Josef | 07-11-1912 | 16-03-1945 |   more |
| Obermeier, Ludwig | 24-11-1914 | |  more |
| Obermeit, Heinz | 15-01-1912 | 15-02-1980 | |
| Obermüller, Alois | | | |
 | Obermüller, Franz | 13-09-1918 | 29-07-1943 | |
| Obermüller, Gerhard (Grenadier-Regiment 415) | | |  |
| Obernberger, Franz (Nacht-Schlacht-Gruppe 1) | 13-01-1914 | 05-08-1944 |   |
| Oberndorff, Graf von, Franz | | | |
| Obernhuber, Otto | | 23-05-1942 | |
 | Oberquelle, Erich | 14-12-1918 | | |
 | Oberste-Sirrenberg, Heinz | | | |
| Obert, Otto | | | |
| Oberthür, Hein-Georg (Inf.Reg.76) | | | |
| Obertlik, Josef | | | |
| Oberweg, Herbert | 20-09-1911 | 06-04-1945 | |
 | Oberwöhrmann, Erich | 20-02-1914 | 01-06-2002 | |
 | Obleser, Friedrich | 21-02-1923 | 05-06-2004 |    more |
| Obrecht, Herbert | 19-04-1922 | | |
| Obschil, Adolf, Alois (Waffen SS) | 21-11-1919 | 23-09-2000 |  more |
| Obser, Walter | 18-03-1914 | | |
| Obst, Walter | 24-05-1920 | 10-10-1943 | |
 | Obstfelder, von, Wolfgang (Panzerjäger-Abt. 346) | 10-09-1918 | 11-07-1981 |  more |
| Ochner, Wilhelm | | | |
| Ochs, Ernst | | | |
 | Ochs, Heinrich | 19-04-1915 | 12-10-1943 |   more |
| Ochs, Hermann | | | |
 | Ochßner, Heinrich Wilhelm | 28-05-1912 | 16-09-1944 |  more |
| Ocken, Fritz | 25-06-1909 | 04-01-1988 | |
| Ockerländer, Erich | | |  |
 | Odenhardt, Wilhelm | 26-01-1914 | 12-04-1992 |    more |
| Odrozek, Theodor | 26-03-1914 | 26-12-1980 | |
| Oebelsberger, Karl (Panzerjäger-Kompanie 1094) | | | |
| Oeberg, Horst | | | |
| Oechsle, Hugo | | 03-12-1942 | |
| Oechsler, Emil | | | |
| Oeckel, Erich | 08-06-1916 | 13-07-1943 | |
| Oefner, Fritz | | | |
| Oehl, Christian | | | |
 | Oehl, Heinz | 10-11-1911 | 05-07-1943 | |
| Oehler, Dietrich | 04-10-1915 | 27-12-2005 | |
| Oehlerking, Heinrich | | |   more |
| Oehme, Günther-Helmut | | | |
| Oehme, Hans | | | |
| Oehmichen, Walter | | | |
| Oehmigen, Max | | | |
 | Oehrn, Victor | 21-10-1907 | 26-12-1997 |    |
 | Oekenpöhler, Johann-Peter | 01-09-1917 | 14-08-1980 | |
| Oelbracht, Johannes | | | |
 | Oelker, Heinrich | 27-04-1910 | 04-02-1999 | more |
| Oelkers, Ferdinand | | | |
| Oellrich, Rudo | | | |
| Oelrich, Adolf | 15-03-1916 | | |
| Oeltze, Wilhelm | | | |
| Oepen, Johann | | | |
| Oertel, Fritz | | | |
| Oertel, Gerhard | | | |
| Oertel, Kurt | | | |
| Oertel, Kurt | | | |
| Oerter, Theodor | | | |
| Oertzen, von, Arthur | 24-06-1904 | | |
 | Oesau, Walter | 28-06-1913 | 11-05-1944 |   more |
 | Oesch, Karl Lennart | 08-08-1892 | 28-03-1978 |      more |
| Oeser, Werner | | | |
 | Oesten, Jürgen | 24-10-1913 | 05-08-2010 |  more |
| Oesterheld, Gerhard (Grenadier-Regiment 171) | | | |
| Oesterle, Leonhardt | | | |
| Oesterlin, Albert | 14-01-1903 | 23-01-1944 |  |
 | Oesterwitz, Karl-Heinz | 15-03-1914 | 13-06-1999 |  more |
| Oestmann, Jürgen | 04-03-1915 | | |
| Oestreich, Ferdinand (Waffen SS) | 09-08-1908 | 17-03-1945 |  |
 | Oettingen, von, Peter Otto Krafft | 08-09-1909 | 12-05-1944 |    more |
 | Oettingen-Wallerstein, Prinz zu, Moritz | 18-02-1922 | 03-05-1944 | |
| Ofenböck, Otto | | | |
| Off, Georg | | | |
| Offenborn, Gustav (Kampf-Geschwader 3) | 14-12-1917 | 16-04-1942 | |
| Offer, Gerhard (Infanterie-Regiment 162) | | | |
 | Offermann, Hans-Werner | 02-07-1921 | 22-04-1945 | |
 | Offermann, Helmut | 21-09-1913 | 11-03-2006 |  more |
| Offermanns, Franz (Marine-Artillerie-Abt. 286) | 21-10-1908 | |   |
| Offermanns, Wilhelm 'Willi' (Waffen SS) | 28-02-1917 | 05-04-1942 |    more |
| Offschany, Karl | 21-01-1911 | 04-10-1944 | |
| Ofner, Hans | | | |
| Ogilvie, Horst | 04-04-1908 | 26-01-1982 | |
| Ohl, Hubert | | |  more |
| Ohlen, von, Friedrich | | | |
| Ohlerich, Ludwig | 09-12-1909 | | |
| Ohlmer, Walter | 28-03-1919 | |  more |
 | Ohlrogge, Walter | 15-01-1909 | 30-04-2003 | more |
| Ohlsen, Otto | 18-12-1916 | | |
| Ohm, Joachim | 26-11-1920 | | |
 | Ohmsen, Walter | 07-06-1911 | 19-02-1988 | |
| Ohmsen, Wilhelm | 05-08-1915 | 01-04-1943 | |
| Ohnesorg, Franz (Grenadier-Regiment 476) | | | |
| Ohnesorge, Erich | | | |
| Ohnesorge, Gerhard (Flak-Regiment 22) | | | |
| Ohnesorge, Karl (Grenadier-Regiment 317) | | | |
 | Ohning, Helmut | 26-10-1919 | 27-04-1944 | |
 | Ohrloff, Horst | 02-04-1917 | 09-05-1997 | more |
 | Okrent, Wilhelm | 26-02-1916 | 08-05-1945 | |
| Okuniewski, Werner | | | |
 | Olboeter, Erich Fritz Hermann (Waffen SS) | 26-06-1917 | 02-09-1944 |  more |
| Olborth, Hermann | | | |
| Olbrich, Rudolf | | | |
| Olbricht, Hans-Joachim | | | |
| Olbricht, Karl | 20-01-1917 | 26-04-1944 | |
| Oldeboershuis, Hermann | 05-03-1922 | 26-07-1941 | |
| Oldenburg, Fritz | | | |
| Oldenburg, Martin | | | |
 | Olejnik, Robert | 09-03-1911 | 29-10-1988 |  |
| Oleschkewitz, Harry | | | |
| Oletzky, Alfred | | | |
| Olf, Alfred | 08-04-1919 | | |
| Olfermann, Erich | 18-12-1919 | 29-05-1942 | |
| Olin, Ulf-Ola | 18-07-1917 | 11-01-1995 |  more |
| Olivier, Herbert (Panzerjäger-Abteilung 97) | | |  |
| Oll, Herbert | 05-03-1909 | 18-04-1944 | |
| Olmesdahl, Walter | | | |
| Olowinsky, Franz | 15-07-1914 | | |
 | Olschewski, Georg | 02-06-1911 | 29-09-1996 | more |
| Olschewski, Kurt | | | |
| Olschewski, Walter | | | |
| Olsen, Kurt | | | |
| Olshausen, Kai-Hermann | 31-03-1908 | | |
| Olshausen, von, Gerd | 06-02-1913 | 05-04-1943 | |
| Olsowski, Gustav | | | |
 | Oltmann, Helmut | | | more |
| Oltmanns, Hans | | | |
| Oltrogge, Hans | | | |
| Olze, Arno | 10-03-1915 | 23-02-1973 | more |
 | Omert, Emil | 15-01-1918 | 24-04-1944 | |
 | Ondarza, von, Leon | 08-09-1903 | 21-04-1945 |  |
| Onea, Wasilius | | | |
| Op de Hipt, Karl | | | |
| Opalka, Alfred | | | |
 | Opdenhoff, Hermann | 09-01-1915 | 22-03-1945 | |
| Opdenhoff, Jürgen | | | |
| Opitz, Ewald | 02-10-1919 | | |
| Opitz, Fritz | | | |
| Opitz, Gerhard | | | |
 | Opitz, Heinz-Eberhard | 13-07-1912 | 11-10-1997 | |
| Opitz, Herbert | 07-03-1915 | 30-11-1941 | |
| Opitz, Paul-Hermann | 19-08-1917 | | |
| Opitz, Rudolf | 09-08-1910 | 01-05-2010 | |
| Opitz, Wilhelm | | | |
 | Opladen, Wilhelm | 07-01-1920 | 21-10-1943 |  more |
| Opolka, Stefan (Transport-Geschwader 3) | | |   |
| Oppel, von, Joachim (Panzer-Regiment 3) | 04-02-1923 | 28-06-1944 | |
| Oppen, von, Giesbert | 20-04-1921 | | |
| Oppenländer, Günter | 10-04-1908 | | |
| Opper, Heinrich | | | |
 | Oppermann, Heinz | 08-10-1918 | | more |
 | Oppermann, Walter (Jäger-Regiment 38) | 31-05-1921 | 20-03-1943 | |
| Oppers, Heinrich | | | |
| Oprotkowitz, Heinz | 06-01-1922 | | |
| Ordelheide, Heinz | | | |
| Orf, Karl | | | |
 | Orinschnig, Egon | 30-12-1913 | 11-09-1942 | |
| Orisch, Emil | | | |
| Orlowski, Gerhard (Grenadier-Regiment 2) | | | |
| Orlowski, Heinrich | | | |
| Orlowski, Helmut | 07-10-1914 | 08-11-1943 | |
| Orschler, Willi | 01-09-1896 | 25-08-1941 |    more |
| Ortega Gil, Prudencio | | | |
| Orth, Bernhard | 18-02-1918 | 08-05-2011 | |
| Orth, Dieter | | | |
 | Orth, Karl | 18-04-1906 | 20-07-1968 | |
| Orth, Heinrich | 14-01-1916 | 10-03-1942 | |
| Orthmann, Kurt (II. Fallschirm-Korps) | 27-03-1914 | |  |
| Ortler, Gerhard (Radfahr-Bataillon 402) | | | |
 | Ortlieb, Karl | 04-06-1905 | 28-01-1981 | |
| Ortmann, Gerhard | | | |
| Ortmann, Günther | 30-11-1916 | 10-01-2002 | |
| Ortmann, Hans-Uwe | | 10-08-1941 | |
| Ortmanns, Wilhelm | | |  |
| Ortner, Michael | | | |
| Ortwerth, Ludwig | | | |
 | Orzegowski, Ernst | 19-10-1919 | 02-08-2005 | more |
| Orzel, Oskar | 27-05-1912 | |  |
| Osbahr, Ferdinand | 31-03-1910 | | |
| Osbahr, Heinrich | | | |
| Osburg, Rudolf Herbert (Lehr-Geschwader 1) | 09-04-1919 | 26-05-1942 | |
| Oser, Karl | | | |
 | Osés Armesto, Fernando | | |    |
| Osond, Johann | | | |
| Ospel, Hans | | | |
| Ossege, Theodor | 22-08-1921 | 29-07-1944 | |
| Ossmann, Rüdiger | | 08-10-1943 | |
| Osswald, Ernst | | | |
| Ost, Wilhelm (Kampf-Geschwader 30) | | | |
| Ostadal, Friedrich | | 10-05-1942 | |
 | Ostarek, Rudolf | 23-04-1917 | 18-07-1977 | more |
| Osten, von der, Dietrich (Pz.Aufklär.Abt. 3) | 20-06-1923 | | |
| Ostendorf, Fritz | | | |
| Ostendorff, Walter | | | |
 | Ostendorff, Werner (Waffen SS) | 15-08-1903 | 01-05-1945 |    more |
| Oster, Bernhard | | | |
 | Oster, Dieter | 15-01-1918 | 06-12-2015 | |
| Oster, Heinrich | | | |
| Osterhage, Heinrich | | | |
| Osterhausen, von, Hans | | | |
| Osterhold, August | 09-05-1911 | 16-08-1943 | |
 | Osterhold, Wilhelm | 12-01-1914 | 03-04-2002 | more |
| Osterkamp, Heinz | | | |
| Ostermaier, Emil (Grenadier-Regiment 81) | | | |
 | Ostermann, Ernst Gerhard Walter (Panzer-Reg. 11) | 15-03-1916 | 02-03-1943 | |
 | Ostermann, Felix (Divisions-Bataillon 260) | 22-12-1917 | 01-10-1996 | more |
| Ostermann, Hellmuth (Infanterie-Regiment 131) | | | |
 | Ostermann, Max-Helmuth (Jagdgeschwader 54) | 11-12-1917 | 09-08-1942 | more |
| Ostermayer, Ludwig (Waffen SS) | | | |
| Ostermeier, Bernhard (Beobachter) | | | |
 | Ostermeier, Hans-Arno (Fallschirm-Pz-Gren.Reg.3) | 10-02-1903 | 13-06-1989 |  more |
| Ostermeier, Johannes (Grenadier-Regiment 246) | 20-07-1918 | 25-08-2011 | |
| Ostermeier, Rudi (Kampf-Geschwader 27) | | | more |
| Ostermeyer, Wilhelm (Stuka-Geschwader 77) | | |  more |
| Osterrieder, Max (Bordschütze) | | | |
 | Ostertag, Reinhard | 28-10-1913 | | |
| Osterwald, Eberhard | | | |
| Osterwald, Horst | | | |
| Osthus, Harald | 09-03-1912 | 18-10-1942 | |
| Ostrowski, Heinz | | | |
| Ostrzinski, Emil | | | |
 | Oswald, Erich Max (Pz.Abt. 66) | 27-09-1912 | 19-02-1945 |  more |
 | Oswald, Franz (WL-Schlagtgeschwader) | 09-08-1915 | 13-01-2003 |  more |
| Oswald, Karl | | | |
| Othmer, August | | | |
| Othmer, Hans-Arno | 21-09-1922 | | |
| Otlewski, Heinz | | | |
| Otolski, Oskar | 02-12-1913 | 22-04-1945 | |
| Ott, Adolf Karl Friedrich | 20-08-1914 | 04-03-1944 | more |
| Ott, Eduard | | | |
| Ott, Georg | | | |
| Ott, Hans | | | |
| Ott, Hans | | | |
| Ott, Heinz (Luftwaffe) | | | |
| Ott, Heinz (Lw-Gruppenkommandeur) | | | |
| Ott, Heinz (Panzer-Regiment 24) | 06-06-1921 | 20-08-1997 |  |
 | Ott, Helmuth | 05-12-1915 | 24-04-1945 | |
| Ott, Joachim | 22-02-1918 | 26-06-1998 | |
| Ott, Ludwig | | | |
| Ott, Reinhold | | | |
 | Ott, Rudolf | 10-02-1905 | 19-10-1987 | |
| Ott, Rudolf | | | |
 | Ottawa, Norbert | 31-05-1918 | 21-01-1974 | |
| Otte, Albrecht (Panzer-Pionier-Bataillon 32) | 04-02-1921 | 20-08-1974 | |
 | Otte, Dr., Maximilian | 03-09-1910 | 20-05-1944 |  more |
| Otte, Walter | | | |
 | Otter, Anton | 01-03-1914 | 00-00-2004 | |
| Otterbach, Wilhelm | | | |
| Ottilinger, Johann | | | |
| Ottitsch, Ferdinand | 15-03-1920 | 07-02-1943 | |
| Ottmann, Friedrich | | | |
| Ottmann, Leonhard | | | |
| Ottmann, Theodor | | | |
 | Ottmann, Werner (Waffen SS) | 15-01-1919 | 24-02-1990 |   more |
 | Otto, Ernst (SS-Panzer-Regiment 1) | 02-02-1910 | 26-12-1968 | more |
 | Otto, Ernst (WH-Infanterie-Regiment 454) | 14-10-1914 | 11-06-1993 | more |
| Otto, Gerhard (Panzergrenadier-Regiment 119) | | | |
| Otto, Heinrich | | | |
| Otto, Heinz | 21-02-1917 | | |
 | Otto, Herbert (Gren.Reg.90) | 30-08-1908 | | more |
| Otto, Herbert-Günther (Gebirgs-Artillerie-Reg.8) | | | |
| Otto, Karl | 06-08-1918 | | |
| Otto, Karl | | | |
| Otto, Paul-Friedrich | 03-04-1917 | | |
 | Otto, Rudolf | 14-12-1912 | 20-12-2006 | |
| Otto, Siegfried | 27-01-1915 | | |
| Otto, Werner | 14-04-1912 | 11-11-1985 | |
| Otto, Wolfgang (Waffen SS) | 28-10-1919 | | |
| Otto, x | | | |
| Oudenaarde, M. G. | | | |
| Ovenbeck, Edgar | | | |
| Overath, Wilhelm | 28-02-1914 | 00-05-1979 | |
| Overbeck, Jürgen | | | |
| Overhagen, Theo | 08-01-1914 | 23-05-1944 | |
 | Overhoff, Gerold (Grenadier-Regiment (mot.) 11) | 27-11-1914 | 18-06-2001 | more |
| Overkamp, Erwin | | | |
 | Oxner, Joachim | 19-04-1914 | 28-01-1944 | |
| Oßmann, Adolf | | | |
| Öchsl, Michael | | | |
| Öhlbauer, Alois (Aufklärungsgruppe 41) | | | |
| Öhlinger, Friedrich | | | |
| Östreich, Heinrich (Grenadier-Regiment 1) | | | |
| Öß, Hans | | | |
