Both were adorned by feathered cloaks gifted to them by the marae and Meghan also wore a carved greenstone necklace given to her by the country's governor general.
The use of Te Reo Maori language is experiencing a revival in New Zealand, after years of decline due to historical policies that cracked down on the use of the language, particularly in schools.
She can be seen quickly letting go of her husband's hand and making her way over to Hannah, who's filming the whole thing.
"I was just so shocked", she told BBC News.
"She said 'thank you for getting in touch, ' and then she gave me a hug and said she would read my letter that I gave her", Hannah told 1 NEWS about her encounter with the Duchess. "I have real empathy and I think she's incredible".
Harry and Meghan wrap in Rotorua
Mr Maxwell said in Maori that the Duchess was just like Pihanga, a mountain in the region known for its beauty. Prince Harry and his wife Meghan are on day 14 of their 16-day tour of Australia and the South Pacific.
From all white ensembles, to stripes and blazers and stylish coats - Meghan's fashion game during her first global tour alongside Prince Harry was strong.
Tomorrow, the royal couple will finally head back to London, concluding their 16-day, four-nation tour Down Under.
Hannah was so overwhelmed by seeing Meghan that she had to be comforted by the Prime Minister.
Harry and Meghan will return to Auckland this evening, before departing for London on November 1.
And snaps with her dog. Kiwi, which is New Zealand's national bird, have become increasingly endangered in recent years, and Meghan and Harry will meet conservationists working to protect the species.