HMNZS Kahu has been the name of the following ships of the Royal New Zealand Navy:
- HMNZS Kahu (ML400), a Fairmile B motor launch, 1943–1965
- HMNZS Kahu (A04), a Moa-class patrol boat used for training purposes, 1988–2009
This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.