| Surname and name, title Surname, Name and Title | Rank and date of award Rank and Date of Appointment | Date and place of birth Date and Place of Birth | Date and place of death Date and Place of Decease |
|---|---|---|---|
| Obuch Teodor | 00.10.1992 major-general, retired Major-General (Ret.) | ? | ? |
| Obzina, Jaromír Doc. Phdr. Csc. | 01.05.1975 major general Major-General | 22.05.1929 Brodek u Přerova | 28.01.2003 Prague |
| Ocelka Josef | 00.03.1992 major general in memoriam Major-General in Memoriam | 12.03.1909 Lipník nad Bečvou | 21.07.1942 Brize Norton |
| He pushed Stanislav | 23.10.1958 major general Major-General 01.03.1969 major general in reserve Major-General (Ret.) | 11.11.1909 | 12.12.1974 |
| Ohrablo Cyril Ing. | 01.10.1971 major general Major-General 01.01.1972 major general in reserve Major-General (Ret.) | 05.07.1921 | |
| Olšan Alois Ing. | major general Major-General 01.08.1974 major general in reserve Major-General (Ret.) | 21.06.1925 | |
| Ondráček Karel | 18.10.1948 brigadier general Brigade General 01.11.1949 brigadier general retired Brigade General (Ret.) | 13.10.1894 Stříteč | 1976 |
| Ondrůj Louis | 01.05.1967 major general Major-General ? major general in reserve Major-General (Ret.) | 04.11.1921 | |
| Eagle Rajmund | 01.08.1953 major general Major-General 01.12.1962 major general in reserve Major-General (Ret.) | ? | 1963 |
| Ostádal Milos Ing. | 01.10.1983 major general Major-General 01.04.1990 major general in reserve Major-General (Ret.) | 09.08.1930 | |