HMNZS Manawanui can refer to
- â the first diving tender of the New Zealand navy from 1953 to 1978
- HMNZDT Manawanui (1978) â the second diving tender, renamed as in 1988
- â diving tender commissioned in 1988, decommissioned in 2018
- â hydrographic and diving support vessel commissioned in 2019 and sunk in 2024