| # | Last Name | First Name | Initials | Rank | Regiment | Locality | Date of Death |
|---|---|---|---|---|---|---|---|
| 45419 | Olivier | W.a.s. | W | Burgher | Soutpansberg Commando | 1900-02-18 | |
| 45420 | Olivier | Willem | W | Burgher | Gen Wynand Malan Commando | Unknown | |
| 45421 | Olivier | Stefanus F P | S F P | Burgher | Boksburg | 1900-01-20 | |
| 45422 | Olivier | Schalk Jacobus Burger | S J B | Burgher | Pretoria Commando | 1900-01-28 | |
| 45423 | Olivier | Philippus Lodewikus | P L | Burgher | Ficksburg Commando | 1899-12-11 | |
| 45424 | Olivier | Philip | P | Burgher | Boksburg | 1901-06-12 | |
| 45425 | Olivier | B C | B C | Burgher | Lichtenburg Commando | 1901-01-19 | |
| 45426 | Olivier | Ockert Barend Jonathan | O B J | Burgher | Lichtenburg Commando | 1901-03-03 | |
| 45427 | Olivier | Jan Hendrik , Field Cornet | J H , F C | Burgher | Rouxville Commando | 1899-12-10 | |
| 45428 | Olivier | J. H. L. | J H L | Burgher | Bethulie Commando | 1899-12-10 | |
| 45429 | Olivier | Josiah | J | Burgher | Boer Forces | 1901-05-27 | |
| 45430 | Olivier | Jacob Petrus Jacobus (japie) | J P J ( | Burgher | Boer Forces | 1901-07-14 | |
| 45431 | Olivier | Gerhardus Jeremias | G J | Burgher | Bethlehem Cmdt Antonie Michiel Prinsloo Commando | 1901-12-25 | |
| 45432 | Olivier | Gideon Andries Jacobus | G A J | Burgher | Boer Forces | 1900-02-06 | |
| 45433 | Olivier | Gert | G | Burgher | Heilbron | Unknown | |
| 45434 | Olivier | Gerhardus Jeremias | G J | Burgher | Bethlehem Cmdt Antonie Michiel Prinsloo Commando | 1901-12-25 | |
| 45435 | Olivier | Gerhardus | G | Burgher | Boer Forces | Unknown | |
| 45436 | Olivier | Barend Cornelius | B C | Burgher | Ermelo Commando | 1901-01-17 | |
| 45437 | Olivier | Adriaan Jacobus | A J | Burgher | Harrismith Commando | 1901-08-11 | |
| 48589 | Olivier | A | Rifleman | 911 Battalion | 1981-08-17 | ||
| 19365 | Ollerhead | Owen Oswell | O O | Lieutenant | South African Navy (Corps) | KwaZulu-Natal | 1946-11-14 |
| 19366 | Ollewagen | Hendrick J | H J | Private | 1st Reserve Brigade | Northern Cape | 1944-10-08 |
| 32377 | Ollewagen | Deon Christiaan | D C | Trooper | South African Armoured Corps (Corps) | North West | 1984-01-27 |
| 45418 | Ollewagen | C. | C | Burgher | Boer Forces | 1901-11-11 | |
| 45415 | Olsen | Einar | E | Burgher | Scandinavian Corps Commando | 1899-12-11 | |
| 45417 | Olsson | Carl Albert | C A | Burgher | Scandinavian Corps Commando | 1899-12-11 | |
| 45414 | Olthoff | Eilert .pieter | E . | Burgher | Pretoria Commando | 1900-02-05 | |
| 32378 | Oltman | Richard Johannes | R J | Lieutenant | 5 Squadron | KwaZulu-Natal | 1965-01-12 |
| 19373 | Olver | E V | Air Sergeant | South African Air Force (Corps) | Gauteng | 1946-10-09 | |
| 32379 | Olver | Henri Victor Louis | H V L | Lance Bombardier | 4 Field Regiment | North West | 1981-08-17 |
| 37061 | Olwagen | Johannes George | J G | Constable | Gauteng | 1943-08-05 | |
| 43694 | Olwagen | Burgher | Boer Forces | 1901-08-26 | |||
| 45416 | Olwagen | H.j. | H | Burgher | Bloemhof Commando | 1900-02-07 | |
| 32380 | Olyn | Don Stoffel | D S | Corporal | 911 Battalion | Gauteng | 1982-05-11 |
| 37062 | Olyn | T P | Sergeant | Gauteng | 1996-07-09 | ||
| 32381 | Olyott | Gregory George | G G | Rifleman | 5 South African Infantry Battalion | Gauteng | 1970-09-13 |
| 49748 | Omuesee | T | T | Rifleman | 41 Battalion (later known as 911 Battalion) | 1980-06-13 | |
| 49736 | Ontong | David | D | Corporal | 5 Vehicle Reserve Park | 1979-04-03 | |
| 45412 | Ontrop | Antonius | A | Burgher | Duitsche corporals Commando | 1900-03-05 | |
| 19391 | Onverwacht | J | Private | Indian and Malay Corps (Corps) | KwaZulu-Natal | 1943-04-16 | |
| 19392 | Onverwagt | M | Private | Indian and Malay Corps (Corps) | Western Cape | 1942-08-24 | |
| 49789 | Oostenbrink | Trent Horace | T H | Private | Natal Command Workshop | 1993-10-17 | |
| 45413 | Oosterhuis | Martinus | M | Burgher | Heidelberg Commando | 1901-03-05 | |
| 32383 | Oosthuis | Colin George Clement | C G C | Chief Petty Officer | South African Navy (Corps) | Gauteng | 1985-09-13 |
| 19395 | Oosthuizen | Adriaan S | A S | Gunner | South African Artillery (Corps) | Western Cape | 1943-01-31 |
| 19397 | Oosthuizen | Christian B | C B | Pupil Pilot | 25 Air School | Mpumalanga | 1942-07-24 |
| 19399 | Oosthuizen | Cornelius Jacobus | C J | Private | 8th Infantry (Transvaal Scottish) | Northern Cape | 1914-12-05 |
| 19400 | Oosthuizen | Daniel Jacobus | D J | Lieutenant | South African Service Corps (Corps) | Gauteng | 1918-04-26 |
| 19401 | Oosthuizen | G J D | Air Corporal | South African Air Force (Corps) | Western Cape | 1946-07-30 | |
| 19404 | Oosthuizen | J | Private | Cape Corps | Western Cape | 1945-04-10 |