| Year: | 1979 |
| League: | NSWRFL |
| League Rank: | 3rd |
| Cup: | Challenge Cup |
| League Wins: | 14 |
| League Draws: | 1 |
| League Losses: | 9 |
| Points For: | 416 (83 tries, 82 goals, 3 field goals) |
| Points Against: | 324 (53 tries, 80 goals, 5 field goals) |
| Ceo Title: | CEO |
| Coach: | Norm Provan |
| Captain: | Greg Pierce Steve Rogers |
| Stadium: | Endeavour Field |
| Avg Attendance: | 10,507 |
| Top Tries: | Steve Edmonds (13) |
| Top Goals: | Steve Rogers (32) |
| Top Points: | Steve Rogers (86) |
| Prev Season: | 1978 |
| Next Season: | 1980 |
The 1979 Cronulla-Sutherland Sharks season was the thirteenth in the club's history. They competed in the NSWRFL's 1979 Premiership and also won the 1979 Amco Cup.
| width=20 abbr="Position×" | width=175 | Team | width=20 abbr="Played" | Pld | width=20 abbr="Won" | W | width=20 abbr="Drawn" | D | width=20 abbr="Lost" | L | width=20 abbr="Points for" | PF | width=20 abbr="Points against" | PA | width=20 abbr="Points difference" | PD | width=20 abbr="Points" | Pts | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | St. George | 22 | 17 | 0 | 5 | 476 | 309 | +167 | 34 | ||||||||||
| 2 | Parramatta | 22 | 16 | 0 | 6 | 490 | 317 | +173 | 32 | ||||||||||
| 3 | Cronulla-Sutherland | 22 | 14 | 1 | 7 | 367 | 270 | +97 | 29 | ||||||||||
| 4 | Western Suburbs | 22 | 14 | 0 | 8 | 396 | 312 | +84 | 28 | ||||||||||
| 5 | Canterbury-Bankstown | 22 | 13 | 0 | 9 | 379 | 310 | +69 | 26 | ||||||||||
| 6 | Balmain | 22 | 12 | 1 | 9 | 358 | 313 | +45 | 25 | ||||||||||
| 7 | Manly-Warringah | 22 | 11 | 1 | 10 | 341 | 353 | -12 | 23 | ||||||||||
| 8 | Eastern Suburbs | 22 | 9 | 1 | 12 | 250 | 321 | -71 | 19 | ||||||||||
| 9 | South Sydney | 22 | 9 | 0 | 13 | 286 | 329 | -43 | 18 | ||||||||||
| 10 | Penrith | 22 | 6 | 2 | 14 | 211 | 473 | -162 | 14 | ||||||||||
| 11 | Newtown Jets | 22 | 6 | 0 | 16 | 321 | 423 | -102 | 12 | ||||||||||
| 12 | North Sydney | 22 | 2 | 0 | 20 | 302 | 547 | -245 | 4 | ||||||||||