Round 1
| Date | Winner | Score | Loser | Score | Venue |
|---|---|---|---|---|---|
| 30/03/77 | Brothers | 16 | Wynnum-Manly | 15 | Lang Park |
| 30/03/77 | St George | 22 | Balmain | 12 | Leichhardt Oval |
| 30/03/77 | Toowoomba | 31 | North Qld | 13 | Toowoomba |
| 6/04/77 | Cronulla | 75 | Central Qld | 3 | Leichhardt Oval |
| 6/04/77 | Redcliffe | 19 | Brisbane Wests | 10 | Lang Park |
| 13/04/77 | Wests | 60 | Brisbane Norths | 0 | Lang Park |
| 20/04/77 | Parramatta | 21 | North Sydney | 7 | Leichhardt Oval |
| 27/04/77 | Penrith | 36 | Western Division | 5 | Leichhardt Oval |
| 4/05/77 | Valleys | 19 | Illawarra | 10 | Lang Park |
| 4/05/77 | Easts | 16 | Manly | 8 | Leichhardt Oval |
| 11/05/77 | South Sydney | 39 | Western Australia | 10 | Leichhardt Oval |
| 18/05/77 | Canterbury | 20 | North Coast | 7 | Leichhardt Oval |
| 25/05/77 | Monaro | 21 | Brisbane Easts | 18 | Lang Park |
| 25/05/77 | Newtown | 32 | Riverina | 3 | Leichhardt Oval |
| 25/05/77 | Northern Division | 23 | Auckland | 2 | Leichhardt Oval |
| 4/05/77 | Brisbane Souths | 20 | Canterbury (NZ) | 12 | Lang Park |
Read more about this topic: 1977 Amco Cup