| Winner | Runner-up | |
| 2005/06 | Canterbury | Auckland |
| 2006/07 | Auckland | Otago |
| 2007/08 | Central Districts | Northern Districts |
| 2008/09 | Otago | Canterbury |
| 2009/10 | Central Districts | Auckland |
| 2010/11 | Auckland | Central Districts |
| 2011/12 | Auckland | Canterbury |
| 2012/13 | Otago | Wellington |
| 2013/14 | Northern Districts | Otago |
| 2014/15 | Wellington | Auckland |
| 2015/16 | Auckland | Otago |
| 2016/17 | Wellington | Central Districts |
| 2017/18 | Northern Districts | Central Districts |
| 2018/19 | Central Districts | Northern Districts |
| 2019/20 | Wellington | Auckland |
| 2020/21 | Wellington | Canterbury |
| 2021/22 | Northern | Canterbury |
| 2022/23 | Northern | Canterbury |
| 2023/24 | Auckland | Canterbury |
| No result in final; Auckland awarded title as they had headed the league table. | ||
Ric Finlay