1998
| Played | Won | Lost | Draws | For | Against | Points | Position |
| 24 | 13 | 11 | 0 | 503 | 473 | 26 | 10th out of 20 |
| Round | Result | Venue |
| 1 | Brisbane 22 vs Manly 6 | ANZ Stadium |
| 2 | Manly 22 vs Adelaide 6 | Brookvale |
| 3 | Balmain 18 vs Manly 4 | Leichhardt |
| 4 | Manly 10 vs Parramatta 34 | Brookvale |
| 5 | Canberra 26 vs Manly 20 | Bruce Stadium |
| 6 | Manly 28 vs Brisbane 4 | Brookvale |
| 7 | Manly 22 vs South Sydney 18 | Brookvale |
| 8 | North Sydney 32 vs Manly 8 | North Sydney Oval |
| 9 | Manly 16 vs Newcastle 50 | Brookvale |
| 10 | Eastern Suburbs 44 vs Manly 24 | Sydney Football Stadium |
| 11 | Manly 32 vs Cronulla 12 | Brookvale |
| 12 | Canterbury 28 vs Manly 2 | Belmore |
| 13 | Manly 12 vs Canberra 24 | Brookvale |
| 14 | Parramatta 17 vs Manly 14 | Parramatta |
| 15 | Manly 22 vs Penrith 4 | Brookvale |
| 16 | Western Suburbs 30 vs Manly 45 | Campbelltown |
| 17 | Manly 34 vs St.George 12 | Brookvale |
| 18 | Melbourne 22 vs Manly 12 | Olympic Park |
| 19 | Manly 22 vs Illawarra 12 | Brookvale |
| 20 | Gold Coast 6 vs Manly 30 | Carrara |
| 21 | Manly 20 vs Balmain 18 | Brookvale |
| 22 | Adelaide 10 vs Manly 32 | Hindmarsh |
| 23 | Manly 28 vs North Queensland 12 | Brookvale |
| 24 | Auckland 12 vs Manly 38 | Ericsson Stadium |
| SF | Canberra 17 vs Manly 4 | Bruce Stadium |
