# Electoral results for the district of Heysen

This is a list of electoral results for the Electoral district of Heysen in South Australian state elections.

## Members for Heysen

First incarnation (1970–1977) :
| Member | Member | Party | Term |
| | William McAnaney | Liberal and Country | 1970–1974 |
| | William McAnaney | Liberal | 1974–1975 |
| | David Wotton | Liberal | 1975–1977 |
| Second incarnation (1985–present) ||||
| Member | Member | Party | Term |
| | David Wotton | Liberal | 1985–2002 |
| | Isobel Redmond | Liberal | 2002–2018 |
| | Josh Teague | Liberal | 2018–present |

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

2022 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Josh Teague | 10,336 | 43.3 | +3.0 |
| | Labor | Rowan Voogt | 6,410 | 26.9 | +8.0 |
| | Greens | Lynton Vonow | 4,937 | 20.7 | +8.7 |
| | One Nation | Alexander Allwood | 1,159 | 4.9 | +4.9 |
| | Family First | Belinda Nikitins | 1,008 | 4.2 | +4.2 |
| Total formal votes | Total formal votes | Total formal votes | 23,850 | 98.0 | |
| Informal votes | Informal votes | Informal votes | 494 | 2.0 | |
| Turnout | Turnout | Turnout | 24,344 | 93.5 | |
| Two-party-preferred result ||||||
| | Liberal | Josh Teague | 12,377 | 51.9 | −5.7 |
| | Labor | Rowan Voogt | 11,473 | 48.1 | +5.7 |
| | Liberal hold | Liberal hold | Swing | −5.7 | |

### Elections in the 2010s

2018 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Josh Teague | 9,227 | 40.7 | −13.4 |
| | SA-Best | John Illingworth | 5,514 | 24.3 | +24.3 |
| | Labor | Tony Webb | 4,123 | 18.2 | −2.1 |
| | Greens | Lynton Vonow | 2,557 | 11.3 | −8.3 |
| | Conservatives | Lynette Stevenson | 785 | 3.5 | +3.0 |
| | Dignity | Andrew Ey | 467 | 2.1 | −2.7 |
| Total formal votes | Total formal votes | Total formal votes | 22,673 | 96.7 | −0.6 |
| Informal votes | Informal votes | Informal votes | 767 | 3.3 | +0.6 |
| Turnout | Turnout | Turnout | 23,440 | 93.7 | +2.0 |
| Two-party-preferred result ||||||
| | Liberal | Josh Teague | 13,259 | 58.5 | −3.8 |
| | Labor | Tony Webb | 9,414 | 41.5 | +3.8 |
| Two-candidate-preferred result ||||||
| | Liberal | Josh Teague | 11,749 | 51.8 | −10.4 |
| | SA-Best | John Illingworth | 10,924 | 48.2 | +48.2 |
| | Liberal hold | Liberal hold | Swing | N/A | |
2014 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Isobel Redmond | 12,768 | 55.5 | −2.4 |
| | Greens | Lynton Vonow | 4,527 | 19.7 | +2.7 |
| | Labor | Paul Yiallouros | 4,527 | 19.7 | −0.1 |
| | Dignity for Disability | Amy Park | 1,192 | 5.2 | +5.2 |
| Total formal votes | Total formal votes | Total formal votes | 23,014 | 97.3 | −0.1 |
| Informal votes | Informal votes | Informal votes | 630 | 2.7 | +0.1 |
| Turnout | Turnout | Turnout | 23,644 | 93.1 | −0.7 |
| Two-party-preferred result ||||||
| | Liberal | Isobel Redmond | 14,619 | 63.5 | −3.0 |
| | Labor | Paul Yiallouros | 8,395 | 36.5 | +3.0 |
| Two-candidate-preferred result ||||||
| | Liberal | Isobel Redmond | 14,040 | 61.0 | −5.5 |
| | Greens | Lynton Vonow | 8,974 | 39.0 | +39.0 |
| | Liberal hold | Liberal hold | Swing | N/A | |
2010 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Isobel Redmond | 12,519 | 58.0 | +13.7 |
| | Labor | Stephanie Gheller | 4,278 | 19.8 | -6.9 |
| | Greens | Lynton Vonow | 3,662 | 17.0 | +0.3 |
| | Family First | John Day | 728 | 3.4 | -3.1 |
| | Democrats | Andrew Castrique | 416 | 1.9 | -3.1 |
| Total formal votes | Total formal votes | Total formal votes | 21,603 | 97.2 | |
| Informal votes | Informal votes | Informal votes | 568 | 2.8 | |
| Turnout | Turnout | Turnout | 22,171 | 93.8 | |
| Two-party-preferred result ||||||
| | Liberal | Isobel Redmond | 14,368 | 66.5 | +11.6 |
| | Labor | Stephanie Gheller | 7,235 | 33.5 | -11.6 |
| | Liberal hold | Liberal hold | Swing | +11.6 | |

### Elections in the 2000s

2006 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Isobel Redmond | 8,683 | 43.9 | -2.1 |
| | Labor | Andrew Christie | 5,553 | 28.1 | +9.8 |
| | Greens | John Gitsham | 3,508 | 17.7 | +8.9 |
| | Democrats | Rosemary Drabsch | 1,044 | 5.3 | -11.0 |
| | Family First | Peter Robins | 996 | 5.0 | +1.5 |
| Total formal votes | Total formal votes | Total formal votes | 19,784 | 97.3 | −0.1 |
| Informal votes | Informal votes | Informal votes | 539 | 2.7 | +0.1 |
| Turnout | Turnout | Turnout | 20,323 | 92.8 | −1.3 |
| Two-party-preferred result ||||||
| | Liberal | Isobel Redmond | 10,491 | 53.0 | -1.0 |
| | Labor | Andrew Christie | 9,293 | 47.0 | +47.0 |
| | Liberal hold | Liberal hold | Swing | N/A | |
2002 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Isobel Redmond | 9,222 | 46.0 | -3.8 |
| | Labor | Jeremy Makin | 3,662 | 18.3 | -2.3 |
| | Democrats | Ted Dexter | 3,266 | 16.3 | -12.6 |
| | Greens | Dave Clark | 1,760 | 8.8 | +8.8 |
| | Independent | John Norris | 736 | 3.7 | +3.7 |
| | Family First | Sally McPherson | 703 | 3.5 | +3.5 |
| | SA First | Steve Hall | 375 | 1.9 | +1.9 |
| | One Nation | Lance Iles | 276 | 1.4 | +1.4 |
| | Independent | Howie Coombe | 53 | 0.3 | +0.3 |
| Total formal votes | Total formal votes | Total formal votes | 20,053 | 97.4 | |
| Informal votes | Informal votes | Informal votes | 536 | 2.6 | |
| Turnout | Turnout | Turnout | 20,589 | 94.1 | |
| Two-party-preferred result ||||||
| | Liberal | Isobel Redmond | | 59.6 | -2.5 |
| | Labor | Jeremy Makin | | 40.4 | +2.5 |
| Two-candidate-preferred result ||||||
| | Liberal | Isobel Redmond | 10,825 | 54.0 | +2.1 |
| | Democrats | Ted Dexter | 9,228 | 46.0 | -2.1 |
| | Liberal hold | Liberal hold | Swing | +2.1 | |

### Elections in the 1990s

1997 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | David Wotton | 9,723 | 50.4 | -15.3 |
| | Democrats | Susan Scrymgour | 5,643 | 29.2 | +17.9 |
| | Labor | Tom Kenyon | 3,938 | 20.4 | +4.9 |
| Total formal votes | Total formal votes | Total formal votes | 19,304 | 96.8 | −1.3 |
| Informal votes | Informal votes | Informal votes | 632 | 3.2 | +1.3 |
| Turnout | Turnout | Turnout | 19,936 | 92.1 | |
| Two-party-preferred result ||||||
| | Liberal | David Wotton | 11,997 | 62.1 | -12.3 |
| | Labor | Tom Kenyon | 7,307 | 37.9 | +12.3 |
| Two-candidate-preferred result ||||||
| | Liberal | David Wotton | 10,051 | 52.1 | -22.4 |
| | Democrats | Susan Scrymgour | 9,253 | 47.9 | +47.9 |
| | Liberal hold | Liberal hold | Swing | N/A | |
1993 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | David Wotton | 12,753 | 65.6 | +10.8 |
| | Labor | David Cornish | 3,003 | 15.5 | -10.8 |
| | Democrats | John Tons | 2,199 | 11.3 | -6.7 |
| | Greens | Mnemosyne Giles | 1,092 | 5.6 | +5.6 |
| | Natural Law | Pamela Chipperfield | 384 | 2.0 | +2.0 |
| Total formal votes | Total formal votes | Total formal votes | 19,431 | 98.2 | −0.7 |
| Informal votes | Informal votes | Informal votes | 364 | 1.8 | +0.7 |
| Turnout | Turnout | Turnout | 19,795 | 93.7 | |
| Two-party-preferred result ||||||
| | Liberal | David Wotton | 14,475 | 74.5 | +10.5 |
| | Labor | David Cornish | 4,956 | 25.5 | -10.5 |
| | Liberal hold | Liberal hold | Swing | +10.5 | |

### Elections in the 1980s

1989 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | David Wotton | 11,162 | 57.0 | +2.6 |
| | Labor | Jillian Bromley | 5,131 | 26.2 | -11.3 |
| | Democrats | Merilyn Pedrick | 3,299 | 16.8 | +10.5 |
| Total formal votes | Total formal votes | Total formal votes | 19,592 | 98.1 | +0.7 |
| Informal votes | Informal votes | Informal votes | 369 | 1.9 | −0.7 |
| Turnout | Turnout | Turnout | 19,961 | 94.3 | +1.2 |
| Two-party-preferred result ||||||
| | Liberal | David Wotton | 12,749 | 65.1 | +6.3 |
| | Labor | Jillian Bromley | 6,843 | 34.9 | -6.3 |
| | Liberal hold | Liberal hold | Swing | +6.3 | |
1985 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | David Wotton | 9,418 | 54.4 | -2.6 |
| | Labor | Elizabeth Harvey | 6,497 | 37.5 | +4.5 |
| | Democrats | Merilyn Pedrick | 1,095 | 6.3 | -3.7 |
| | National | Douglas Lindley | 304 | 1.8 | +1.8 |
| Total formal votes | Total formal votes | Total formal votes | 17,314 | 97.4 | |
| Informal votes | Informal votes | Informal votes | 460 | 2.6 | |
| Turnout | Turnout | Turnout | 17,774 | 93.1 | |
| Two-party-preferred result ||||||
| | Liberal | David Wotton | 10,175 | 58.8 | -3.2 |
| | Labor | Elizabeth Harvey | 7,139 | 41.2 | +3.2 |
| | Liberal hold | Liberal hold | Swing | -3.2 | |

### Elections in the 1970s

1975 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | David Wotton | 5,588 | 47.5 | -25.5 |
| | Liberal Movement | Terence McAnaney | 3,124 | 26.6 | +26.6 |
| | Labor | Myles McCallum | 2,690 | 22.9 | -4.1 |
| | Australia | Howard Houck | 357 | 3.0 | +3.0 |
| Total formal votes | Total formal votes | Total formal votes | 11,759 | 97.2 | +3.7 |
| Informal votes | Informal votes | Informal votes | 333 | 2.8 | −3.7 |
| Turnout | Turnout | Turnout | 12,092 | 93.5 | −0.8 |
| Two-candidate-preferred result ||||||
| | Liberal | David Wotton | 7,626 | 64.8 | -8.2 |
| | Liberal Movement | Terence McAnaney | 4,133 | 35.2 | +35.2 |
| | Liberal hold | Liberal hold | Swing | N/A | |
1973 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal and Country | William McAnaney | 7,327 | 73.0 | +5.4 |
| | Labor | Howard Houck | 2,708 | 27.0 | -5.4 |
| Total formal votes | Total formal votes | Total formal votes | 10,035 | 93.5 | −4.2 |
| Informal votes | Informal votes | Informal votes | 694 | 6.5 | +4.2 |
| Turnout | Turnout | Turnout | 10,729 | 94.3 | −1.2 |
| | Liberal and Country hold | Liberal and Country hold | Swing | +5.4 | |
1970 South Australian state election: Heysen :
| Party | Party | Candidate | Votes | % |
| | Liberal and Country | William McAnaney | 6,589 | 67.6 |
| | Labor | Charles Greeneklee | 3,165 | 32.4 |
| Total formal votes | Total formal votes | Total formal votes | 9,754 | 97.7 |
| Informal votes | Informal votes | Informal votes | 226 | 2.3 |
| Turnout | Turnout | Turnout | 9,980 | 95.5 |
| | Liberal and Country hold | Liberal and Country hold | Swing | |