# Electoral results for the district of Cook's River

Cook's River, an electoral district of the Legislative Assembly in the Australian state of New South Wales was created in 1941 and abolished in 1973.
| Election | Member | Party |
| 1941 | Joseph Cahill | Labor |
| 1944 | Joseph Cahill | Labor |
| 1947 | Joseph Cahill | Labor |
| 1950 | Joseph Cahill | Labor |
| 1953 | Joseph Cahill | Labor |
| 1956 | Joseph Cahill | Labor |
| 1959 | Joseph Cahill | Labor |
| 1959 by | Tom Cahill | Labor |
| 1962 | Tom Cahill | Labor |
| 1965 | Tom Cahill | Labor |
| 1968 | Tom Cahill | Labor |
| 1971 | Tom Cahill | Labor |

## Election results
### Elections in the 1970s
#### 1971

1971 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Tom Cahill | 17,427 | 66.1 | +1.0 |
| | Liberal | Kenneth McKimm | 8,920 | 33.9 | -1.0 |
| Total formal votes | Total formal votes | Total formal votes | 26,347 | 96.3 | |
| Informal votes | Informal votes | Informal votes | 1,010 | 3.7 | |
| Turnout | Turnout | Turnout | 27,357 | 92.2 | |
| | Labor hold | Labor hold | Swing | +1.0 | |

### Elections in the 1960s
#### 1968

1968 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Tom Cahill | 17,821 | 69.2 | -0.7 |
| | Liberal | James Harris | 7,962 | 30.9 | +0.7 |
| Total formal votes | Total formal votes | Total formal votes | 25,783 | 96.6 | |
| Informal votes | Informal votes | Informal votes | 895 | 3.4 | |
| Turnout | Turnout | Turnout | 26,678 | 93.3 | |
| | Labor hold | Labor hold | Swing | -0.7 | |

#### 1965

1965 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Thomas Cahill | 15,675 | 69.8 | −4.6 |
| | Liberal | Louis Mamo | 6,774 | 30.2 | +4.6 |
| Total formal votes | Total formal votes | Total formal votes | 22,449 | 97.5 | −0.9 |
| Informal votes | Informal votes | Informal votes | 564 | 2.5 | +0.9 |
| Turnout | Turnout | Turnout | 23,013 | 94.7 | −0.5 |
| | Labor hold | Labor hold | Swing | −4.6 | |

#### 1962

1962 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Tom Cahill | 17,447 | 74.4 | +3.5 |
| | Liberal | Sidney Pitkethly | 5,999 | 25.6 | +1.3 |
| Total formal votes | Total formal votes | Total formal votes | 23,446 | 98.4 | |
| Informal votes | Informal votes | Informal votes | 389 | 1.6 | |
| Turnout | Turnout | Turnout | 23,835 | 95.2 | |
| | Labor hold | Labor hold | Swing | −0.1 | |

### Elections in the 1950s
#### 1959 by-election

1959 Cook's River by-election Saturday 12 December :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Tom Cahill | 14,283 | 72.55 | +1.61 |
| | Liberal | John Bampton | 4,488 | 22.80 | -1.45 |
| | Communist | Walter Buckley | 916 | 4.65 | +4.65 |
| Total formal votes | Total formal votes | Total formal votes | 19,687 | | |
| Informal votes | Informal votes | Informal votes | 364 | 1.82 | |
| Turnout | Turnout | Turnout | 20,051 | 84.48 | |
| | Labor hold | Labor hold | Swing | +1.61 | |

#### 1959

1959 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % |
| | Labor | Joseph Cahill | 16,111 | 70.9 |
| | Liberal | Athol McCoy | 5,507 | 24.2 |
| | Independent | Charles Higbid | 1,094 | 4.8 |
| Total formal votes | Total formal votes | Total formal votes | 22,712 | 98.3 |
| Informal votes | Informal votes | Informal votes | 392 | 1.7 |
| Turnout | Turnout | Turnout | 23,104 | 95.3 |
| Two-party-preferred result ||||||
| | Labor | Joseph Cahill | 16,931 | 74.5 |
| | Liberal | Athol McCoy | 5,781 | 25.5 |
| | Labor hold | Labor hold | Swing | |

#### 1956

1956 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Joseph Cahill | 13,591 | 65.2 | −34.8 |
| | Independent | William Kendrick | 4,135 | 19.8 | +19.8 |
| | Liberal | James Skehan | 2,302 | 11.0 | +11.0 |
| | Communist | Edward Rowe | 830 | 4.0 | +4.0 |
| Total formal votes | Total formal votes | Total formal votes | 20,858 | 97.6 | |
| Informal votes | Informal votes | Informal votes | 516 | 2.4 | |
| Turnout | Turnout | Turnout | 21,374 | 94.6 | |
| Two-candidate-preferred result ||||||
| | Labor | Joseph Cahill | 14,751 | 70.7 | −29.3 |
| | Independent | William Kendrick | 6,107 | 29.3 | +29.3 |
| | Labor hold | Labor hold | Swing | N/A | |

#### 1953

1953 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Joseph Cahill | unopposed | | |
| | Labor hold | Labor hold | | | |

#### 1950

1950 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % |
| | Labor | Joseph Cahill | 15,878 | 74.6 |
| | Liberal | Donald Clark | 4,774 | 22.4 |
| | Independent | Henry McPhillips | 624 | 2.9 |
| Total formal votes | Total formal votes | Total formal votes | 21,276 | 97.9 |
| Informal votes | Informal votes | Informal votes | 454 | 2.1 |
| Turnout | Turnout | Turnout | 21,730 | 95.1 |
| Two-party-preferred result ||||||
| | Labor | Joseph Cahill | | 75.0 |
| | Liberal | Donald Clark | | 25.0 |
| | Labor hold | Labor hold | Swing | |

### Elections in the 1940s
#### 1947

1947 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Joseph Cahill | 13,972 | 65.6 | -34.4 |
| | Lang Labor | John Hamilton | 7,337 | 34.4 | +34.4 |
| Total formal votes | Total formal votes | Total formal votes | 21,309 | 96.8 | |
| Informal votes | Informal votes | Informal votes | 708 | 3.2 | |
| Turnout | Turnout | Turnout | 22,017 | 95.4 | |
| | Labor hold | Labor hold | Swing | N/A | |

#### 1944

1944 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Joseph Cahill | unopposed | | |
| | Labor hold | Labor hold | | | |

#### 1941

1941 New South Wales state election: Cook's River :
| Party | Party | Candidate | Votes | % |
| | Labor | Joseph Cahill | 13,616 | 73.9 |
| | Independent Labor | John Simpson | 4,804 | 26.1 |
| Total formal votes | Total formal votes | Total formal votes | 18,420 | 95.5 |
| Informal votes | Informal votes | Informal votes | 877 | 4.5 |
| Turnout | Turnout | Turnout | 19,297 | 94.0 |
| | Labor notional hold | Labor notional hold | Swing | |