Election |
Date |
Reason |
Winner |
1963 European by-election | | | | Dick Rapley |
1963 Mauke by-election | | | | Julian Dashwood |
1963 Rarotonga by-election | | Teupoko'ina Morgan moved to New Zealand | | David Marama Hosking |
1965 Te-Ao-O-Tonga by-election |
9 July 1965 |
Resignation of Marguerite Story |
| Albert Henry (CIP) |
1966 Mauke by-election |
|
Resignation of Julian Dashwood |
| Tupui Henry (CIP) |
1977 Takitumu by-election | 22 December 1977 | Death of Tiakana Numanga | | Iaveta Short (DP) |
1978 Mitiaro by-election | 5 October 1978 | Annulment of the general election result | | Tiki Tetava |
1991 Murienua by-election |
|
|
| Tom Marsters (CIP) |
1994 Ivirua by-election |
December 1994 |
|
| Jim Marurai (DAP) |
1996 Nikao–Panama by-election |
July 1996 |
|
| Ngamau Munokoa (DP) |
1999 Pukapuka-Nassau by-election |
29 September 1999 |
Invalidation of election results |
| None |
2000 Pukapuka-Nassau by-election |
28 September 2000 |
Invalidation of 1999 Pukapuka-Nassau by-election. |
| Tiaki Wuatai (NAP) |
2002 Penrhyn by-election |
27 June 2002 |
Disqualification of Tepure Tapaitau |
| Wilkie Rasmussen (CIP) |
2003 Rua’au by-election |
14 August 2003 |
Death of Maria Heather |
| Geoffrey Heather (DP) |
2003 Arutanga by-election |
20 November 2003 |
Resignation of Teina Bishop |
| Teina Bishop (Independent) |
2005 Manihiki by-election |
8 February 2005 |
Resignation of Robert Woonton |
| Henry Puna (CIP) |
2006 Teenui-Mapumai by-election |
8 June 2006 |
Retirement of Upoko Simpson |
| Norman George (Independent) |
2006 Matavera by-election |
19 July 2006 |
Conviction of Vaevae Pare for fraud |
| Kiriau Turepu (CIP) |
2006 Akaoa by-election |
29 November 2006 |
Previous election produced tied result |
| Teariki Heather (CIP) |
2007 Titikaveka by-election |
7 February 2007 |
Election of Robert Wigmore declared invalid |
| Robert Wigmore (DP) |
2009 Tamarua by-election |
3 February 2009 |
Death of Mii Parima |
| Pukeiti Pukeiti (CIP) |
2011 Pukapuka by-election |
7 June 2011 |
Election of Tekii Lazaro declared invalid |
| Tekii Lazaro (CIP) |
2012 Titikaveka by-election |
21 June 2012 |
Death of Robert Wigmore |
| Selina Napa (DP) |
2013 Tamarua by-election |
29 January 2013 |
Death of Pukeiti Pukeiti |
| Tetangi Matapo (DP) |
2013 Murienua by-election |
19 September 2013 |
Resignation of Tom Marsters |
| Kaota Tuariki (CIP) |
2014 Murienua by-election |
19 February 2014 |
Resignation of Kaota Tuariki |
| James Beer (DP) |
2014 Mitiaro by-election |
11 November 2014 |
Draw in the 2014 general election |
| Results not counted due to court order. |
2015 Vaipae-Tautu by-election |
31 March 2015 |
2014 election result voided |
| Moana Ioane (CIP) |
2016 Arutanga-Reureu-Nikaupara by-election |
13 October 2016 |
Teina Bishop convicted of corruption |
| Pumati Israela (OCI) |
2017 Avatiu–Ruatonga–Palmerston by-election |
17 May 2017 |
Resignation of Albert Nicholas |
| Albert Nicholas (CIP) |
2017 Ivirua by-election |
17 August 2017 |
Resignation of Jim Marurai |
| Tony Armstrong |
2019 Ivirua by-election |
21 January 2019 |
Death of Tony Armstrong |
| Agnes Armstrong |
March 2019 Tengatangi-Areora-Ngatiarua by-election |
18 March 2019 |
Defection of Te-Hani Brown from the Democratic Party |
| Te-Hani Brown |
November 2019 Tengatangi-Areora-Ngatiarua by-election |
14 November 2019 |
Resignation of Te-Hani Brown |
| Te-Hani Brown |
2021 Manihiki by-election |
5 May 2021 |
Resignation of Henry Puna |
| Akaiti Puna (CIP) |
2024 Penrhyn by-election |
12 March 2024 |
Conviction of Robert Tapaitau for fraud |
| Sarakura Tapaitau |