| | | |
| TORRES STRAIT FORCE | |
| TORRES STRAIT LIGHT INFANTRY BATTALION | |
| TOWNSVILLE COAST ARTILLERY | |
| TRADES TRAINING UNITS | |
| TRAINING UNITS | |
| TRANSLATOR AND INTERPRETER UNITS | |
| TRANSPORT PLATOONS | |
| TRANSPORT S2 | |
| TRANSPORT SHIPS | |
| TRANSPORT U1 | |
| TRANSPORT X1 | |
| TRANSPORT X2 | |
| TRENCH MORTAR UNITS | |
| TRIAL BAY INTERNMENT CAMP | |
| TROOPSHIPS | |
| TSLI | |
| TUNNELLING COMPANIES | |
| TURKISH ARMY | |
| TURKISH FLYING CORPS | |
| TURKISH NAVY | |
| TURKISH POW CAMPS | |
U unit names | |
V unit names | |
W unit names | |
Y unit names | |
| YANCO PRISONER OF WAR CAMP | |
| | BT AUSTRALIAN POW AND INTERNMENT CAMPS | |
| YARROWEE LIGHT HORSE | |
| YMCA | |
| YOUNG MEN'S CHRISTIAN ASSOCIATION | |