The 1978 Cronulla-Sutherland Sharks season was the 12th in the club's history. They competed in the NSWRFL's 1978 Premiership and finished 2nd (out of 15). They then went on to reach the grand final against Manly-Warringah, which had to be replayed and was ultimately lost. The Sharks also competed in the 1978 Amco Cup.
| 1978 Cronulla-Sutherland Sharks season | ||||
|---|---|---|---|---|
| NSWRFL Rank | 2nd | |||
| 1978 record | Wins: 17; draws: 1; losses: 8 | |||
| Points scored | For: 460 (79 tries, 111 goals, 1 field goal); against: 310 (41 tries, 92 goals, 3 field goals) | |||
| Team information | ||||
| Coach | Norm Provan | |||
| Captain | ||||
| Stadium | Endeavour Field | |||
| Avg. attendance | 12,477 | |||
| Top scorers | ||||
| Tries | Mick Mullane (11) | |||
| Goals | Barry Andrews (59) | |||
| Points | Barry Andrews (133) | |||
| ||||
For the end of season 1978 Kangaroo tour, Greg Pierce, who captained City and New South Wales during the season, was selected as vice captain. Steve Kneen and Steve Rogers also went on the tour.
Ladder
edit| Team | Pld | W | D | L | PF | PA | PD | Pts | |
|---|---|---|---|---|---|---|---|---|---|
| 1 |  Western Suburbs
|
22 | 16 | 1 | 5 | 426 | 288 | +138 | 33 |
| 2 |  Cronulla-Sutherland
|
22 | 15 | 0 | 7 | 418 | 261 | +157 | 30 |
| 3 |  Manly-Warringah
|
22 | 15 | 0 | 7 | 427 | 287 | +140 | 30 |
| 4 |  Parramatta
|
22 | 14 | 0 | 8 | 525 | 306 | +219 | 28 |
| 5 |  Canterbury-Bankstown
|
22 | 13 | 2 | 7 | 307 | 273 | +34 | 28 |
| 6 |  Eastern Suburbs
|
22 | 13 | 0 | 9 | 377 | 280 | +57 | 26 |
| 7 |  South Sydney
|
22 | 12 | 1 | 9 | 298 | 300 | -2 | 25 |
| 8 |  St. George
|
22 | 10 | 1 | 11 | 367 | 354 | +13 | 21 |
| 9 |  Balmain
|
22 | 9 | 1 | 12 | 337 | 344 | -7 | 19 |
| 10 |  Penrith
|
22 | 4 | 2 | 16 | 206 | 463 | -257 | 10 |
| 11 |  North Sydney
|
22 | 4 | 1 | 17 | 325 | 439 | -114 | 9 |
| 12 |  Newtown Jets
|
22 | 2 | 1 | 19 | 199 | 577 | -378 | 5 |