The 2012–13 New Zealand Women's Twenty20 Competition was the sixth season of the women's Twenty20 cricket competition played in New Zealand.
It ran from November 2012 to January 2013, with 6 provincial teams taking part.
Wellington Blaze beat Canterbury Magicians in the final to win the tournament, their second Twenty20 title.
The tournament ran alongside the 2012–13 New Zealand Women's One-Day Competition.
This article related to a New Zealand domestic cricket competition is a stub.