| Rachael Zister | |
| Birth Name: | Rachael Ngeungeu Te Irirangi Beamish |
| Birth Date: | 10 October 1893 |
| Birth Place: | Mercer, New Zealand |
| Death Place: | Ōtāhuhu, New Zealand |
| Occupation: | Māori community leader, secretary |
Rachael Ngeungeu Te Irirangi Zister (née Beamish, 10 October 1893 - 22 May 1997) was a New Zealand woman of mana, a secretary and community leader. Of Māori descent, she identified with the Ngāti Tai and Ngāti Paoa iwi. She was born in Waiariki, Waikato, New Zealand in 1893.
In the 1989 New Year Honours, Zister was appointed a Commander of the Order of the British Empire, for services to the Māori people. She was awarded the New Zealand 1990 Commemoration Medal in 1990 and the New Zealand Suffrage Centennial Medal in 1993.