Last name Tumahai (Tumahai 
) , worldwide, is a very rare cognomen. The surname Tumahai is habitual in New Zealand, where it is a rare surname, France, where it is a very rare surname, and Australia. In absolute terms, it is the most numerous in New Zealand, France, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Tumahai | Australia, New Zealand, United States, France |
|
charlie tumahai New Zealand musician, NZ (b. 1949) |
|
| danny te puna tumahai Ngāti Whātua Ōrākei kaumatua, NZ (b. 1930) |
|
|
| george tumahai Aotearoa New Zealand singer and comedian ( 1932-1991), NZ (b. 1931) |
|