# Electoral results for the Division of Robertson

This is a list of electoral results for the Division of Robertson in Australian federal elections from the division's creation in 1901 until the present.

## Members

| Member | Party | Term |
| Henry Willis | Free Trade, Anti-Socialist | 1901–1909 |
| Henry Willis | Liberal | 1909–1910 |
| William Johnson | Labor | 1910–1913 |
| William Fleming | Liberal | 1913–1916 |
| William Fleming | Nationalist | 1916–1921 |
| William Fleming | Country | 1921–1922 |
| Sydney Gardner | Nationalist | 1922–1931 |
| Sydney Gardner | United Australia | 1931–1940 |
| Eric Spooner | United Australia | 1940–1943 |
| Thomas Williams | Labor | 1943–1949 |
| Roger Dean | Liberal | 1949–1964 |
| William Bridges-Maxwell | Liberal | 1964–1969 |
| Barry Cohen | Labor | 1969–1990 |
| Frank Walker | Labor | 1990–1996 |
| Jim Lloyd | Liberal | 1996–2007 |
| Belinda Neal | Labor | 2007–2010 |
| Deborah O'Neill | Labor | 2010–2013 |
| Lucy Wicks | Liberal | 2013–2022 |
| Gordon Reid | Labor | 2022–present |

## Election results
### Elections in the 2020s
#### 2022

2022 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Lucy Wicks | 38,448 | 39.96 | −6.90 |
| | Labor | Gordon Reid | 36,231 | 37.66 | +3.56 |
| | Greens | Shelly McGrath | 9,642 | 10.02 | +2.11 |
| | One Nation | Billy O'Grady | 3,679 | 3.82 | +3.82 |
| | United Australia | Barbara-Jane Murray | 2,792 | 2.90 | +0.09 |
| | Animal Justice | Patrick Murphy | 1,949 | 2.03 | −0.05 |
| | Indigenous-Aboriginal | Jeffrey Lawson | 1,127 | 1.17 | +1.17 |
| | Informed Medical Options | Kate Mason | 1,114 | 1.16 | +1.16 |
| | Liberal Democrats | Bentley Logan | 736 | 0.76 | +0.76 |
| | Australian Citizens | Paul Borthwick | 272 | 0.28 | +0.28 |
| | Australian Federation | Alexandra Hafner | 220 | 0.23 | +0.23 |
| Total formal votes | Total formal votes | Total formal votes | 96,210 | 93.88 | +1.12 |
| Informal votes | Informal votes | Informal votes | 6,274 | 6.12 | −1.12 |
| Turnout | Turnout | Turnout | 102,484 | 91.07 | −2.10 |
| Two-party-preferred result ||||||
| | Labor | Gordon Reid | 50,277 | 52.26 | +6.50 |
| | Liberal | Lucy Wicks | 45,933 | 47.74 | −6.50 |
| | Labor gain from Liberal | Labor gain from Liberal | Swing | +6.50 | |

### Elections in the 2010s
#### 2019

2019 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Lucy Wicks | 45,011 | 46.86 | +2.18 |
| | Labor | Anne Charlton | 32,761 | 34.10 | −4.33 |
| | Greens | Cath Connor | 7,601 | 7.91 | −0.44 |
| | Independent | David Abrahams | 2,915 | 3.03 | +3.03 |
| | United Australia | Robert Marks | 2,702 | 2.81 | +2.81 |
| | Animal Justice | Sean Bremner Young | 2,000 | 2.08 | +2.08 |
| | Sustainable Australia | Judy Singer | 1,719 | 1.79 | +1.79 |
| | Christian Democrats | Fiona Stucken | 1,352 | 1.41 | −1.25 |
| Total formal votes | Total formal votes | Total formal votes | 96,061 | 92.76 | −2.21 |
| Informal votes | Informal votes | Informal votes | 7,493 | 7.24 | +2.21 |
| Turnout | Turnout | Turnout | 103,554 | 93.17 | +0.65 |
| Two-party-preferred result ||||||
| | Liberal | Lucy Wicks | 52,100 | 54.24 | +3.10 |
| | Labor | Anne Charlton | 43,961 | 45.76 | −3.10 |
| | Liberal hold | Liberal hold | Swing | +3.10 | |

#### 2016

2016 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Lucy Wicks | 42,573 | 44.68 | +1.15 |
| | Labor | Anne Charlton | 36,611 | 38.43 | +3.74 |
| | Greens | Hillary Morris | 7,954 | 8.35 | +2.75 |
| | Independent | Van Davy | 2,726 | 2.86 | +2.86 |
| | Christian Democrats | Robert Stoddart | 2,539 | 2.66 | +1.40 |
| | Antipaedophile | Lawrie Higgins | 1,527 | 1.60 | +1.60 |
| | Liberal Democrats | Matthew Craig | 1,347 | 1.41 | +1.41 |
| Total formal votes | Total formal votes | Total formal votes | 95,277 | 94.97 | +0.90 |
| Informal votes | Informal votes | Informal votes | 5,042 | 5.03 | −0.90 |
| Turnout | Turnout | Turnout | 100,319 | 92.52 | −1.81 |
| Two-party-preferred result ||||||
| | Liberal | Lucy Wicks | 48,728 | 51.14 | −1.95 |
| | Labor | Anne Charlton | 46,549 | 48.86 | +1.95 |
| | Liberal hold | Liberal hold | Swing | −1.95 | |

#### 2013

2013 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Lucy Wicks | 38,704 | 43.42 | −0.11 |
| | Labor | Deborah O'Neill | 31,046 | 34.83 | −4.93 |
| | Independent | Lawrie McKinna | 7,763 | 8.71 | +8.71 |
| | Greens | Kate Da Costa | 4,966 | 5.57 | −3.42 |
| | Independent | Jake Cassar | 2,480 | 2.78 | +1.52 |
| | Palmer United | Steven Whitaker | 2,082 | 2.34 | +2.34 |
| | Christian Democrats | Holly Beecham | 1,115 | 1.25 | −0.56 |
| | Australian Independents | Douglas McFarland | 510 | 0.57 | +0.57 |
| | Democratic Labour | Paul Sheeran | 474 | 0.53 | +0.53 |
| Total formal votes | Total formal votes | Total formal votes | 89,140 | 94.09 | +0.45 |
| Informal votes | Informal votes | Informal votes | 5,604 | 5.91 | −0.45 |
| Turnout | Turnout | Turnout | 94,744 | 93.97 | −0.39 |
| Two-party-preferred result ||||||
| | Liberal | Lucy Wicks | 47,242 | 53.00 | +4.00 |
| | Labor | Deborah O'Neill | 41,898 | 47.00 | −4.00 |
| | Liberal gain from Labor | Liberal gain from Labor | Swing | +4.00 | |

#### 2010

2010 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Darren Jameson | 37,151 | 43.53 | −2.11 |
| | Labor | Deborah O'Neill | 33,935 | 39.76 | −3.15 |
| | Greens | Peter Freewater | 7,671 | 8.99 | +1.79 |
| | Christian Democrats | Graham Freemantle | 1,544 | 1.81 | −0.40 |
| | Independent | Melissa Batten | 1,513 | 1.77 | +1.77 |
| | Independent | Jake Cassar | 1,077 | 1.26 | +1.26 |
| | Family First | Michael Jakob | 749 | 0.88 | +0.07 |
| | Liberal Democrats | Nicole Beiger | 581 | 0.68 | +0.68 |
| | One Nation | Don Parkes | 568 | 0.67 | −0.39 |
| | Independent | Michelle Meares | 552 | 0.65 | +0.65 |
| Total formal votes | Total formal votes | Total formal votes | 85,341 | 93.64 | −2.92 |
| Informal votes | Informal votes | Informal votes | 5,795 | 6.36 | +2.92 |
| Turnout | Turnout | Turnout | 91,136 | 94.35 | −1.76 |
| Two-party-preferred result ||||||
| | Labor | Deborah O'Neill | 43,520 | 51.00 | +0.91 |
| | Liberal | Darren Jameson | 41,821 | 49.00 | −0.91 |
| | Labor hold | Labor hold | Swing | +0.91 | |

### Elections in the 2000s
#### 2007

2007 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Jim Lloyd | 39,792 | 45.63 | -7.83 |
| | Labor | Belinda Neal | 37,437 | 42.93 | +8.29 |
| | Greens | Mira Wroblewski | 6,279 | 7.20 | -0.65 |
| | Christian Democrats | George Grant | 1,929 | 2.21 | +2.21 |
| | One Nation | Helen Ryan | 924 | 1.06 | -0.66 |
| | Family First | Daniel Le | 708 | 0.81 | -0.91 |
| | Citizens Electoral Council | Nicholas Tomlin | 141 | 0.16 | -0.11 |
| Total formal votes | Total formal votes | Total formal votes | 87,210 | 96.56 | +1.09 |
| Informal votes | Informal votes | Informal votes | 3,109 | 3.44 | −1.09 |
| Turnout | Turnout | Turnout | 90,319 | 95.74 | +0.11 |
| Two-party-preferred result ||||||
| | Labor | Belinda Neal | 43,697 | 50.11 | +6.98 |
| | Liberal | Jim Lloyd | 43,513 | 49.89 | -6.98 |
| | Labor gain from Liberal | Labor gain from Liberal | Swing | +6.98 | |

#### 2004

2004 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Jim Lloyd | 41,816 | 53.62 | +2.82 |
| | Labor | Trish Moran | 27,107 | 34.76 | +0.68 |
| | Greens | Terry Jones | 6,200 | 7.95 | +4.63 |
| | One Nation | Don Parkes | 1,344 | 1.72 | -1.36 |
| | Family First | Carolyn Dorhauer | 1,312 | 1.68 | +1.68 |
| | Citizens Electoral Council | Nicholas Tomlin | 211 | 0.27 | +0.10 |
| Total formal votes | Total formal votes | Total formal votes | 77,990 | 95.61 | +1.72 |
| Informal votes | Informal votes | Informal votes | 3,581 | 4.39 | −1.72 |
| Turnout | Turnout | Turnout | 81,571 | 95.38 | −0.17 |
| Two-party-preferred result ||||||
| | Liberal | Jim Lloyd | 44,308 | 56.81 | -0.17 |
| | Labor | Trish Moran | 33,682 | 43.19 | +0.17 |
| | Liberal hold | Liberal hold | Swing | -0.17 | |

#### 2001

2001 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Jim Lloyd | 38,448 | 50.80 | +6.90 |
| | Labor | Trish Moran | 25,789 | 34.08 | -5.77 |
| | Democrats | Harry Boyle | 2,736 | 3.62 | -0.78 |
| | Greens | Stephen Lacey | 2,512 | 3.32 | +1.19 |
| | One Nation | Errol Baker | 2,333 | 3.08 | -6.16 |
| | Christian Democrats | Christine Hennig | 1,092 | 1.44 | +1.44 |
| | Independent | Kevin Wills | 744 | 0.98 | +0.98 |
| | Independent | Kaijin Kenisciehad | 657 | 0.87 | +0.87 |
| | Independent | James Laing-Peach | 525 | 0.69 | +0.69 |
| | Progressive Labour | Barry Phillips | 374 | 0.49 | +0.49 |
| | Independent | Alasdair Munn | 348 | 0.46 | +0.46 |
| | Citizens Electoral Council | Ken Martin | 125 | 0.17 | +0.17 |
| Total formal votes | Total formal votes | Total formal votes | 75,683 | 93.89 | −3.20 |
| Informal votes | Informal votes | Informal votes | 4,928 | 6.11 | +3.20 |
| Turnout | Turnout | Turnout | 80,611 | 96.25 | |
| Two-party-preferred result ||||||
| | Liberal | Jim Lloyd | 43,121 | 56.98 | +4.97 |
| | Labor | Trish Moran | 32,562 | 43.02 | -4.97 |
| | Liberal hold | Liberal hold | Swing | +4.97 | |

### Elections in the 1990s
#### 1998

1998 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Jim Lloyd | 32,963 | 43.90 | -2.89 |
| | Labor | Belinda Neal | 29,917 | 39.84 | +0.54 |
| | One Nation | Kevin Glancy | 6,940 | 9.24 | +9.24 |
| | Democrats | Andrew Penfold | 3,303 | 4.40 | -2.89 |
| | Greens | Ian McKenzie | 1,598 | 2.13 | +2.13 |
| | Unity | Marie Ashburn | 364 | 0.48 | +0.48 |
| Total formal votes | Total formal votes | Total formal votes | 75,085 | 97.09 | −0.10 |
| Informal votes | Informal votes | Informal votes | 2,254 | 2.91 | +0.10 |
| Turnout | Turnout | Turnout | 77,339 | 95.92 | −1.16 |
| Two-party-preferred result ||||||
| | Liberal | Jim Lloyd | 39,051 | 52.01 | -1.56 |
| | Labor | Belinda Neal | 36,034 | 47.99 | +1.56 |
| | Liberal hold | Liberal hold | Swing | -1.56 | |

#### 1996

1996 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Jim Lloyd | 33,825 | 46.79 | +5.49 |
| | Labor | Frank Walker | 28,412 | 39.30 | -10.85 |
| | Democrats | Andrew Penfold | 5,271 | 7.29 | +2.45 |
| | Against Further Immigration | Roy Whaite | 2,472 | 3.42 | +3.42 |
| | Greens | Bryan Ellis | 1,887 | 2.61 | -0.64 |
| | Independent | Valiant Leung | 422 | 0.58 | +0.58 |
| Total formal votes | Total formal votes | Total formal votes | 72,289 | 97.18 | −0.58 |
| Informal votes | Informal votes | Informal votes | 2,095 | 2.82 | +0.58 |
| Turnout | Turnout | Turnout | 74,384 | 97.08 | +0.82 |
| Two-party-preferred result ||||||
| | Liberal | Jim Lloyd | 38,563 | 53.56 | +9.12 |
| | Labor | Frank Walker | 33,430 | 46.44 | -9.12 |
| | Liberal gain from Labor | Liberal gain from Labor | Swing | +9.12 | |

#### 1993

1993 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Frank Walker | 34,275 | 50.15 | +10.61 |
| | Liberal | Mike Gallacher | 28,226 | 41.30 | +5.93 |
| | Democrats | Glenice Griffiths | 3,311 | 4.84 | -10.04 |
| | Central Coast Greens | Bryan Ellis | 2,218 | 3.25 | +0.57 |
| | Natural Law | Beth Eager | 310 | 0.45 | +0.45 |
| Total formal votes | Total formal votes | Total formal votes | 68,340 | 97.77 | +0.19 |
| Informal votes | Informal votes | Informal votes | 1,560 | 2.23 | −0.19 |
| Turnout | Turnout | Turnout | 69,900 | 96.26 | |
| Two-party-preferred result ||||||
| | Labor | Frank Walker | 37,960 | 55.55 | +2.56 |
| | Liberal | Mike Gallacher | 30,369 | 44.45 | -2.56 |
| | Labor hold | Labor hold | Swing | +2.56 | |

#### 1990

1990 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Frank Walker | 28,466 | 39.1 | -9.9 |
| | Liberal | Paul St Clair | 25,753 | 35.4 | -6.3 |
| | Democrats | Glenice Griffiths | 10,995 | 15.1 | +5.7 |
| | Independent EFF | John Anderson | 3,390 | 4.7 | +4.7 |
| | Central Coast Greens | Bryan Ellis | 1,968 | 2.7 | +2.7 |
| | Grey Power | Joyce Cook | 1,254 | 1.7 | +1.7 |
| | Independent | Martin Ritter | 614 | 0.8 | +0.8 |
| | Independent | Paul Baker | 289 | 0.4 | +0.4 |
| Total formal votes | Total formal votes | Total formal votes | 72,729 | 97.6 | |
| Informal votes | Informal votes | Informal votes | 1,806 | 2.4 | |
| Turnout | Turnout | Turnout | 74,535 | 96.2 | |
| Two-party-preferred result ||||||
| | Labor | Frank Walker | 38,296 | 52.8 | -1.8 |
| | Liberal | Paul St Clair | 34,253 | 47.2 | +1.8 |
| | Labor hold | Labor hold | Swing | -1.8 | |

### Elections in the 1980s
#### 1987

1987 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 31,983 | 49.0 | -6.3 |
| | Liberal | Paul St Clair | 27,220 | 41.7 | +4.4 |
| | Democrats | Glenice Griffiths | 6,132 | 9.4 | +2.0 |
| Total formal votes | Total formal votes | Total formal votes | 65,335 | 96.4 | |
| Informal votes | Informal votes | Informal votes | 2,417 | 3.6 | |
| Turnout | Turnout | Turnout | 67,752 | 95.7 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | 35,645 | 54.6 | -4.2 |
| | Liberal | Paul St Clair | 29,688 | 45.4 | +4.2 |
| | Labor hold | Labor hold | Swing | -4.2 | |

#### 1984

1984 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 32,165 | 55.3 | +1.0 |
| | Liberal | Peter Jansen | 21,674 | 37.3 | -1.2 |
| | Democrats | Trevor Willsher | 4,325 | 7.4 | +0.0 |
| Total formal votes | Total formal votes | Total formal votes | 58,164 | 95.2 | |
| Informal votes | Informal votes | Informal votes | 2,920 | 4.8 | |
| Turnout | Turnout | Turnout | 61,084 | 94.9 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | 34,073 | 58.6 | +0.0 |
| | Liberal | Peter Jansen | 24,091 | 41.4 | +0.0 |
| | Labor hold | Labor hold | Swing | +0.0 | |

#### 1983

1983 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 46,058 | 55.0 | +2.6 |
| | Liberal | Bev Austin | 31,631 | 37.8 | -0.5 |
| | Democrats | Trevor Willsher | 5,980 | 7.1 | +1.3 |
| Total formal votes | Total formal votes | Total formal votes | 83,669 | 98.4 | |
| Informal votes | Informal votes | Informal votes | 1,355 | 1.6 | |
| Turnout | Turnout | Turnout | 85,024 | 95.1 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | | 59.3 | +1.2 |
| | Liberal | Bev Austin | | 40.7 | -1.2 |
| | Labor hold | Labor hold | Swing | +1.2 | |

#### 1980

1980 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 41,569 | 52.4 | +5.7 |
| | Liberal | Brian Gill | 30,390 | 38.3 | -4.8 |
| | Democrats | Trevor Willsher | 4,629 | 5.8 | -4.4 |
| | Independent | Paul Baker | 2,696 | 3.4 | +3.4 |
| Total formal votes | Total formal votes | Total formal votes | 79,284 | 98.1 | |
| Informal votes | Informal votes | Informal votes | 1,501 | 1.9 | |
| Turnout | Turnout | Turnout | 80,785 | 94.9 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | | 58.1 | +5.8 |
| | Liberal | Brian Gill | | 41.9 | -5.8 |
| | Labor hold | Labor hold | Swing | +5.8 | |

### Elections in the 1970s
#### 1977

1977 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 32,341 | 46.7 | -1.5 |
| | Liberal | Malcolm Brooks | 29,825 | 43.1 | -6.2 |
| | Democrats | Trevor Willsher | 7,095 | 10.2 | +10.2 |
| Total formal votes | Total formal votes | Total formal votes | 69,261 | 98.5 | |
| Informal votes | Informal votes | Informal votes | 1,085 | 1.5 | |
| Turnout | Turnout | Turnout | 70,346 | 96.1 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | 36,229 | 52.3 | +3.0 |
| | Liberal | Malcolm Brooks | 33,032 | 47.7 | -3.0 |
| | Labor notional gain from Liberal | Labor notional gain from Liberal | Swing | +3.0 | |

#### 1975

1975 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 41,201 | 49.9 | -7.7 |
| | Liberal | Hugh Chalmers | 39,331 | 47.6 | +7.9 |
| | Independent | Phillip Smith | 1,166 | 1.4 | +1.4 |
| | Workers | Raymond Louis | 868 | 1.1 | +1.1 |
| Total formal votes | Total formal votes | Total formal votes | 82,566 | 98.4 | |
| Informal votes | Informal votes | Informal votes | 1,369 | 1.6 | |
| Turnout | Turnout | Turnout | 83,935 | 96.2 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | | 51.0 | -7.6 |
| | Liberal | Hugh Chalmers | | 49.0 | +7.6 |
| | Labor hold | Labor hold | Swing | -7.6 | |

#### 1974

1974 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 42,936 | 57.6 | -0.5 |
| | Liberal | Hugh Chalmers | 29,637 | 39.7 | +0.6 |
| | Australia | Jennifer Baker | 2,011 | 2.7 | +2.7 |
| Total formal votes | Total formal votes | Total formal votes | 74,584 | 98.7 | |
| Informal votes | Informal votes | Informal votes | 985 | 1.3 | |
| Turnout | Turnout | Turnout | 75,569 | 96.5 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | | 58.6 | -0.1 |
| | Liberal | Hugh Chalmers | | 41.4 | +0.1 |
| | Labor hold | Labor hold | Swing | -0.1 | |

#### 1972

1972 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 36,916 | 58.1 | +7.9 |
| | Liberal | Malcolm Brooks | 24,823 | 39.1 | -7.4 |
| | Democratic Labor | Edmund Dearn | 1,804 | 2.8 | +2.8 |
| Total formal votes | Total formal votes | Total formal votes | 63,543 | 98.9 | |
| Informal votes | Informal votes | Informal votes | 697 | 1.1 | |
| Turnout | Turnout | Turnout | 64,240 | 96.1 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | | 58.7 | +6.9 |
| | Liberal | Malcolm Brooks | | 41.3 | -6.9 |
| | Labor hold | Labor hold | Swing | +6.9 | |

### Elections in the 1960s
#### 1969

1969 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Barry Cohen | 25,369 | 50.2 | +11.8 |
| | Liberal | William Bridges-Maxwell | 23,492 | 46.5 | -6.6 |
| | Independent | Albert Date | 924 | 1.8 | +1.8 |
| | Independent | Wallace Cook | 729 | 1.4 | +1.4 |
| Total formal votes | Total formal votes | Total formal votes | 50,514 | 98.7 | |
| Informal votes | Informal votes | Informal votes | 688 | 1.3 | |
| Turnout | Turnout | Turnout | 51,202 | 95.8 | |
| Two-party-preferred result ||||||
| | Labor | Barry Cohen | | 51.8 | +9.7 |
| | Liberal | William Bridges-Maxwell | | 48.2 | -9.7 |
| | Labor gain from Liberal | Labor gain from Liberal | Swing | +9.7 | |

#### 1966

1966 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | William Bridges-Maxwell | 31,984 | 53.7 | +3.2 |
| | Labor | William Smith | 22,529 | 37.8 | -6.7 |
| | Democratic Labor | Michael Dwyer | 2,929 | 4.9 | -0.1 |
| | Liberal Reform Group | Percival McPherson | 2,112 | 3.5 | +3.5 |
| Total formal votes | Total formal votes | Total formal votes | 59,554 | 97.3 | |
| Informal votes | Informal votes | Informal votes | 1,635 | 2.7 | |
| Turnout | Turnout | Turnout | 61,189 | 94.4 | |
| Two-party-preferred result ||||||
| | Liberal | William Bridges-Maxwell | | 58.5 | +4.4 |
| | Labor | William Smith | | 41.5 | -4.4 |
| | Liberal hold | Liberal hold | Swing | +4.4 | |

#### 1964 by-election

1964 Robertson by-election :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | William Bridges-Maxwell | 27,220 | 50.1 | -0.4 |
| | Labor | Arthur Mollett | 25,432 | 46.8 | +2.3 |
| | Democratic Labor | Cornelius Woodbury | 1,068 | 2.0 | -3.0 |
| | Independent Liberal | Victor Taylor | 648 | 1.2 | +1.2 |
| Total formal votes | Total formal votes | Total formal votes | 54,368 | 97.0 | |
| Informal votes | Informal votes | Informal votes | 1,701 | 3.0 | |
| Turnout | Turnout | Turnout | 56,069 | 95.0 | |
| Two-party-preferred result ||||||
| | Liberal | William Bridges-Maxwell | | 52.3 | -1.8 |
| | Labor | Arthur Mollett | | 47.7 | +1.8 |
| | Liberal hold | Liberal hold | Swing | -1.8 | |

#### 1963

1963 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 27,474 | 50.5 | +2.0 |
| | Labor | Bob Brown | 24,224 | 44.5 | -2.5 |
| | Democratic Labor | George Britton | 2,717 | 5.0 | +0.5 |
| Total formal votes | Total formal votes | Total formal votes | 54,415 | 99.0 | |
| Informal votes | Informal votes | Informal votes | 574 | 1.0 | |
| Turnout | Turnout | Turnout | 54,989 | 95.5 | |
| Two-party-preferred result ||||||
| | Liberal | Roger Dean | | 54.1 | +2.6 |
| | Labor | Bob Brown | | 45.9 | -2.6 |
| | Liberal hold | Liberal hold | Swing | +2.6 | |

#### 1961

1961 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 23,760 | 48.5 | -5.4 |
| | Labor | Tom Pendlebury | 23,065 | 47.0 | +5.0 |
| | Democratic Labor | Neil Mackerras | 2,211 | 4.5 | +0.4 |
| Total formal votes | Total formal votes | Total formal votes | 49,036 | 97.8 | |
| Informal votes | Informal votes | Informal votes | 1,079 | 2.2 | |
| Turnout | Turnout | Turnout | 50,115 | 95.3 | |
| Two-party-preferred result ||||||
| | Liberal | Roger Dean | 25,258 | 51.5 | -5.7 |
| | Labor | Tom Pendlebury | 23,778 | 48.5 | +5.7 |
| | Liberal hold | Liberal hold | Swing | -5.7 | |

### Elections in the 1950s
#### 1958

1958 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 23,201 | 53.9 | -3.8 |
| | Labor | Joseph McCaig | 18,058 | 42.0 | -0.3 |
| | Democratic Labor | Neil Mackerras | 1,771 | 4.1 | +4.1 |
| Total formal votes | Total formal votes | Total formal votes | 43,030 | 97.5 | |
| Informal votes | Informal votes | Informal votes | 1,101 | 2.5 | |
| Turnout | Turnout | Turnout | 44,131 | 94.1 | |
| Two-party-preferred result ||||||
| | Liberal | Roger Dean | | 57.2 | -0.5 |
| | Labor | Joseph McCaig | | 42.8 | +0.5 |
| | Liberal hold | Liberal hold | Swing | -0.5 | |

#### 1955

1955 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 22,660 | 57.7 | +3.9 |
| | Labor | Frank Spencer | 16,586 | 42.3 | -2.2 |
| Total formal votes | Total formal votes | Total formal votes | 39,246 | 97.3 | |
| Informal votes | Informal votes | Informal votes | 1,075 | 2.7 | |
| Turnout | Turnout | Turnout | 40,321 | 94.5 | |
| | Liberal hold | Liberal hold | Swing | +3.1 | |

#### 1954

1954 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 23,910 | 49.9 | -4.1 |
| | Labor | Walter Geraghty | 22,895 | 47.8 | +1.8 |
| | Communist | John Tapp | 1,077 | 2.2 | +2.2 |
| Total formal votes | Total formal votes | Total formal votes | 47,882 | 99.0 | |
| Informal votes | Informal votes | Informal votes | 480 | 1.0 | |
| Turnout | Turnout | Turnout | 48,362 | 96.2 | |
| Two-party-preferred result ||||||
| | Liberal | Roger Dean | 24,082 | 50.3 | -3.7 |
| | Labor | Walter Geraghty | 23,800 | 49.7 | +3.7 |
| | Liberal hold | Liberal hold | Swing | -3.7 | |

#### 1951

1951 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 22,804 | 54.0 | -0.2 |
| | Labor | Walter Geraghty | 19,406 | 46.0 | +0.2 |
| Total formal votes | Total formal votes | Total formal votes | 42,210 | 98.0 | |
| Informal votes | Informal votes | Informal votes | 874 | 2.0 | |
| Turnout | Turnout | Turnout | 43,084 | 96.2 | |
| | Liberal hold | Liberal hold | Swing | -0.2 | |

### Elections in the 1940s
#### 1949

1949 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Roger Dean | 21,617 | 54.2 | +16.2 |
| | Labor | Thomas Williams | 18,236 | 45.8 | -6.9 |
| Total formal votes | Total formal votes | Total formal votes | 39,853 | 97.9 | |
| Informal votes | Informal votes | Informal votes | 858 | 2.1 | |
| Turnout | Turnout | Turnout | 40,711 | 96.4 | |
| | Liberal gain from Labor | Liberal gain from Labor | Swing | +11.5 | |

#### 1946

1946 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Thomas Williams | 32,865 | 50.5 | +0.9 |
| | Liberal | Roy Wheeler | 24,483 | 37.6 | +0.3 |
| | Country | George Watkins | 4,624 | 7.1 | +7.1 |
| | Lang Labor | Ian Grant | 3,113 | 4.8 | +4.8 |
| Total formal votes | Total formal votes | Total formal votes | 65,085 | 97.1 | |
| Informal votes | Informal votes | Informal votes | 1,965 | 2.9 | |
| Turnout | Turnout | Turnout | 67,050 | 93.8 | |
| Two-party-preferred result ||||||
| | Labor | Thomas Williams | | 53.8 | -5.1 |
| | Liberal | Roy Wheeler | | 46.2 | +5.1 |
| | Labor hold | Labor hold | Swing | -5.1 | |

#### 1943

1943 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Thomas Williams | 28,927 | 49.6 | +16.4 |
| | United Australia | Eric Spooner | 21,746 | 37.3 | -10.6 |
| | State Labor | Walter Evans | 4,633 | 7.9 | +1.3 |
| | One Parliament | Donald Brown | 2,550 | 4.4 | +4.4 |
| | Independent | Roberta Galagher | 480 | 0.8 | +0.8 |
| Total formal votes | Total formal votes | Total formal votes | 58,336 | 97.1 | |
| Informal votes | Informal votes | Informal votes | 1,762 | 2.9 | |
| Turnout | Turnout | Turnout | 60,098 | 95.0 | |
| Two-party-preferred result ||||||
| | Labor | Thomas Williams | | 58.9 | +9.2 |
| | United Australia | Eric Spooner | | 41.1 | -9.2 |
| | Labor gain from United Australia | Labor gain from United Australia | Swing | +9.2 | |

#### 1940

1940 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Thomas Williams | 17,712 | 33.2 | -11.0 |
| | United Australia | Eric Spooner | 14,809 | 27.8 | +27.8 |
| | United Australia | Sydney Gardner | 9,142 | 17.1 | +0.3 |
| | Labor (N-C) | Michael McKeon | 4,735 | 8.9 | +8.9 |
| | State Labor | James Russell | 3,503 | 6.6 | +6.6 |
| | Independent | William Cox | 1,640 | 3.1 | +3.1 |
| | United Australia | Campbell Marshall | 1,617 | 3.0 | +3.0 |
| | Independent | Edward Down | 161 | 0.3 | +0.3 |
| Total formal votes | Total formal votes | Total formal votes | 53,319 | 95.1 | |
| Informal votes | Informal votes | Informal votes | 2,763 | 4.9 | |
| Turnout | Turnout | Turnout | 56,082 | 95.2 | |
| Two-party-preferred result ||||||
| | United Australia | Eric Spooner | 26,845 | 50.3 | -2.8 |
| | Labor | Thomas Williams | 26,474 | 49.7 | +2.8 |
| | United Australia hold | United Australia hold | Swing | -2.8 | |

### Elections in the 1930s
#### 1937

1937 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | United Australia | Sydney Gardner | 24,691 | 47.6 | +5.0 |
| | Labor | Gordon Cross | 22,923 | 44.2 | +44.2 |
| | Independent | John Metcalfe | 4,220 | 8.1 | +8.1 |
| Total formal votes | Total formal votes | Total formal votes | 51,834 | 97.1 | |
| Informal votes | Informal votes | Informal votes | 1,553 | 2.9 | |
| Turnout | Turnout | Turnout | 53,387 | 96.2 | |
| Two-party-preferred result ||||||
| | United Australia | Sydney Gardner | 27,544 | 53.1 | -3.1 |
| | Labor | Gordon Cross | 24,290 | 46.9 | +46.9 |
| | United Australia hold | United Australia hold | Swing | -3.1 | |

#### 1934

1934 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | United Australia | Sydney Gardner | 20,637 | 42.6 | -11.4 |
| | Labor (NSW) | Gordon Cross | 19,990 | 41.3 | +17.7 |
| | Country | William Fleming | 5,732 | 11.8 | +11.8 |
| | Country | Campbell Marshall | 2,093 | 4.3 | +4.3 |
| Total formal votes | Total formal votes | Total formal votes | 48,452 | 95.9 | |
| Informal votes | Informal votes | Informal votes | 2,070 | 4.1 | |
| Turnout | Turnout | Turnout | 50,522 | 95.3 | |
| Two-party-preferred result ||||||
| | United Australia | Sydney Gardner | 27,240 | 56.2 | -7.9 |
| | Labor (NSW) | Gordon Cross | 21,212 | 43.8 | +7.9 |
| | United Australia hold | United Australia hold | Swing | -7.9 | |

#### 1931

1931 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | United Australia | Sydney Gardner | 21,669 | 52.6 | +1.1 |
| | Independent Country | William Fleming | 8,246 | 20.0 | +20.0 |
| | Labor (NSW) | Peter Robb | 7,300 | 17.7 | +17.7 |
| | Labor | Wilfred Turnbull | 4,014 | 9.7 | -38.8 |
| Total formal votes | Total formal votes | Total formal votes | 41,229 | 96.7 | |
| Informal votes | Informal votes | Informal votes | 1,546 | 3.6 | |
| Turnout | Turnout | Turnout | 42,775 | 96.2 | |
| Two-party-preferred result ||||||
| | United Australia | Sydney Gardner | | 72.5 | +21.0 |
| | Labor (NSW) | Peter Robb | | 27.5 | +27.5 |
| | United Australia hold | United Australia hold | Swing | +21.0 | |

### Elections in the 1920s
#### 1929

1929 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | Sydney Gardner | 19,188 | 51.5 | -48.5 |
| | Labor | Michael Fitzgerald | 18,077 | 48.5 | +48.5 |
| Total formal votes | Total formal votes | Total formal votes | 37,265 | 96.2 | |
| Informal votes | Informal votes | Informal votes | 1,478 | 3.8 | |
| Turnout | Turnout | Turnout | 38,743 | 92.4 | |
| | Nationalist hold | Nationalist hold | Swing | -48.5 | |

#### 1928

1928 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | Sydney Gardner | unopposed | | |
| | Nationalist hold | Nationalist hold | Swing | | |

#### 1925

1925 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | Sydney Gardner | 22,777 | 62.6 | +24.6 |
| | Labor | Gordon Cross | 13,586 | 37.4 | +2.8 |
| Total formal votes | Total formal votes | Total formal votes | 36,363 | 97.6 | |
| Informal votes | Informal votes | Informal votes | 899 | 2.4 | |
| Turnout | Turnout | Turnout | 37,262 | 92.5 | |
| | Nationalist hold | Nationalist hold | Swing | +0.8 | |

#### 1922

1922 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | Sydney Gardner | 7,366 | 38.0 | -17.4 |
| | Labor | Alfred Roberts | 6,713 | 34.6 | -10.0 |
| | Country | William Fleming | 5,310 | 27.4 | +27.4 |
| Total formal votes | Total formal votes | Total formal votes | 19,389 | 95.1 | |
| Informal votes | Informal votes | Informal votes | 996 | 4.9 | |
| Turnout | Turnout | Turnout | 20,385 | 52.3 | |
| Two-party-preferred result ||||||
| | Nationalist | Sydney Gardner | 11,987 | 61.8 | +6.4 |
| | Labor | Alfred Roberts | 7,411 | 38.2 | -6.4 |
| | Nationalist hold | Nationalist hold | Swing | +6.4 | |

### Elections in the 1910s
#### 1919

1919 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | William Fleming | 11,468 | 53.5 | -2.7 |
| | Labor | James Kelly | 9,987 | 46.5 | +2.7 |
| Total formal votes | Total formal votes | Total formal votes | 21,455 | 98.3 | |
| Informal votes | Informal votes | Informal votes | 367 | 1.7 | |
| Turnout | Turnout | Turnout | 21,822 | 65.7 | |
| | Nationalist hold | Nationalist hold | Swing | -2.7 | |

#### 1917

1917 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | William Fleming | 12,827 | 56.2 | +2.8 |
| | Labor | Eva Seery | 10,008 | 43.8 | -2.8 |
| Total formal votes | Total formal votes | Total formal votes | 22,835 | 97.2 | |
| Informal votes | Informal votes | Informal votes | 655 | 2.8 | |
| Turnout | Turnout | Turnout | 23,490 | 71.6 | |
| | Nationalist hold | Nationalist hold | Swing | +2.8 | |

#### 1914

1914 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | William Fleming | 11,822 | 53.4 | -1.9 |
| | Labor | John Fraser | 10,337 | 46.6 | +1.9 |
| Total formal votes | Total formal votes | Total formal votes | 22,159 | 97.4 | |
| Informal votes | Informal votes | Informal votes | 591 | 2.6 | |
| Turnout | Turnout | Turnout | 22,750 | 69.8 | |
| | Liberal hold | Liberal hold | Swing | -1.9 | |

#### 1913

1913 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | William Fleming | 12,566 | 55.3 | +4.5 |
| | Labor | William Johnson | 10,143 | 44.7 | -4.5 |
| Total formal votes | Total formal votes | Total formal votes | 22,709 | 97.2 | |
| Informal votes | Informal votes | Informal votes | 653 | 2.8 | |
| Turnout | Turnout | Turnout | 23,362 | 70.4 | |
| | Liberal hold | Liberal hold | Swing | +4.5 | |

#### 1910

1910 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | William Johnson | 7,957 | 50.9 | +7.9 |
| | Liberal | Henry Willis | 7,681 | 49.1 | -7.9 |
| Total formal votes | Total formal votes | Total formal votes | 15,638 | 98.0 | |
| Informal votes | Informal votes | Informal votes | 321 | 2.0 | |
| Turnout | Turnout | Turnout | 15,959 | 57.8 | |
| | Labour gain from Liberal | Labour gain from Liberal | Swing | +7.9 | |

### Elections in the 1900s
#### 1906

1906 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Anti-Socialist | Henry Willis | 7,199 | 57.0 | -6.5 |
| | Labour | William Johnson | 5,441 | 43.0 | +43.0 |
| Total formal votes | Total formal votes | Total formal votes | 12,640 | 96.9 | |
| Informal votes | Informal votes | Informal votes | 405 | 3.1 | |
| Turnout | Turnout | Turnout | 13,045 | 49.6 | |
| | Anti-Socialist hold | Anti-Socialist hold | Swing | -6.5 | |

#### 1903

1903 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Free Trade | Henry Willis | 5,592 | 63.5 | +10.5 |
| | Ind. Protectionist | William Wall | 3,212 | 36.5 | +36.5 |
| Total formal votes | Total formal votes | Total formal votes | 8,804 | 97.3 | |
| Informal votes | Informal votes | Informal votes | 245 | 2.7 | |
| Turnout | Turnout | Turnout | 9,049 | 40.5 | |
| | Free Trade hold | Free Trade hold | Swing | +10.5 | |

#### 1901

1901 Australian federal election: Robertson :
| Party | Party | Candidate | Votes | % | ±% |
| | Free Trade | Henry Willis | 3,735 | 53.0 | +53.0 |
| | Protectionist | Jack FitzGerald | 3,307 | 47.0 | +47.0 |
| Total formal votes | Total formal votes | Total formal votes | 7,042 | 98.1 | |
| Informal votes | Informal votes | Informal votes | 134 | 1.9 | |
| Turnout | Turnout | Turnout | 7,176 | 58.0 | |
| | Free Trade win | Free Trade win | (new seat) | (new seat) | (new seat) |