An order to all Australian army formations in 1942 stated that 'to ensure uniformity in the rendering of casualty returns the following standards entries will be used.' ...
Australian army casualties January 1942 to January 1943
| Battle of Kokoda |
| Killed in action | 491 |
| Missing presumed killed | 66 |
| Died of wounds | 67 |
| Wounded in action | 1023 |
| Total | 1647 |
| Battle of Milne Bay |
| Killed in action | 167 |
| Wounded in action | 205 |
| Missing presumed killed | 5 |
| Total | 377 |
| Battle of Buna-Gona |
| Killed in action | 967 |
| Died of wounds | 228 |
| Missing presumed killed | 66 |
| Wounded in action | 2210 |
| Total | 3471 |
| Goodenough Island engagement |
| Killed in action | 65 |
| Wounded | 179 |
| Other battle casualties including those to air raids at Port Moresby |
| Killed | 12 |
| Wounded in action | 15 |
| Total battle casualties Australia Army in Papua | 5866 |
| Total evacuated sick Australian Army in Papua | 29,100 |
Royal Australian Navy casualties
| Killed in action | 5 |
| Wounded in action | 11 |
Royal Australian Air Force casualties
Australian New Guinea Administration Unit
| Killed or died on active service | 9 |
United States Army casualties for Papua July 1942 to January 1943
| Killed in action | 558 |
| Missing presumed killed | 176 |
| Wounded in action | 2037 |
| Total | 2771 |
| Total evacuated sick United States Army in Papua | 8259 |
United States Army Air Force casualties for Papua, air operations over land and sea, July 1942-January 1943
| Killed | 330 |
| Missing presumed killed | 195 |
| Total | 525 |
New Guineans
| Papuan Infantry Battalion and Royal Papuan Constabulary |
| Killed in action | 14 |
| Died on active service | 4 |
| Wounded in action | 38 |
| Other New Guineans |
| Died while serving with Allies | 140 |
| Died while serving with Japanese | 1200 |
Imperial Japanese Army
| Killed in action | 8400 |
| Evacuated wounded | 2000 |
| Died of illness | 3100 |
| Evacuated sick | 2000 |
| IJA total casualties | 15,000 |
Imperial Japanese Navy
The figures given here include losses at sea and on land. As almost all aircraft flown by the Japanese in Papua were Imperial Japanese Navy aircraft their losses are also included here.
| Killed in action | 1800 |
| Evacuated wounded | 650 |
| Died of illness | 300 |
| Evacuated sick | 1000 |
| IJN total casualties | 3750 |
Total Japanese casualties
| Killed or died of illness | 13,600 |
| Evacuated wounded or sick | 5650 |
| Total losses IJN and IJA in Papua | 19,250 |
