Ihaka Whaanga (died 14 December 1875) was a notable New Zealand rangatira, assessor and military leader of northern Hawke's Bay.

Of Māori descent, he identified with the Ngati Rakaipaaka iwi, connected to Ngāti Kahungunu.

Hirini Whaanga Christy was a great grandson.

Whaanga died at Māhia on 14 December 1875.

This biographical article related to the military of New Zealand is a stub.