The baby's full name is Neve Te Aroha Ardern Gayford.
"We chose Neve because we liked it and when she arrived she looked like a Neve", says Ardern.
"When we met her we thought she looked like she suited the name", she said.
Ardern, who said the couple kept a short list of names, added that Neve meant "bright and radiant and snow", while Te Aroha was the name of a rural town some 140 kilometres (90 miles) southeast of Auckland where her family is from.
"Te Aroha" was chosen to reflect "the amount of love that this baby has been shown before she was even arrived".
Niamh, as it is traditionally spelled, is a name from old Irish mythology, meaning radiance or brightness, but the new parents made a decision to go with the simpler, modern spelling to avoid a lifetime of people tripping up over it.
Picture: TVNZThe couple seemed smitten with their newborn daughter.
All the presents for baby Neve would be passed on to another family once they had been used, Ms Ardern said.
Jacinda Ardern is New Zealand's first leader to give birth while in power.Ardern insists it will be business as usual during her six weeks off. Can you remember leaving hospital after giving birth?
"To me in those moments and those messages, we just saw a reflection of how open and generous New Zealanders are, and that has been the case all the way through", she added before joking: "We're all doing really well".
The pregnancy news late previous year came as a surprise to Ms Ardern, who then had to simultaneously deal with both intense negotiations to form a government and morning sickness.
She answered a few questions from reporters while holding her baby at Auckland City Hospital before she planned on returning home.
"We're not placing any great expectations on this little baby except happiness and love".
"Thank you so much for your best wishes and your kindness".
During her six weeks of maternity leave, Winston Peters will be filling in as acting prime minister.
The island nation, with a population of 4.5 million, was in the grips of a baby-induced glow of optimism in recent days with many social media users dubbing the baby the "Prime Miniature" while they waited for her name to be announced.
She posted a photo to her Instagram account, saying: "Welcome to our village wee one".
Fans from Santa Catarina, in southern Brazil , said that the new cut signaled a new start to the World Cup for the team. But thanks to Xherdan Shaqiri's victor at the death, Switzerland is now a draw against Costa Rica away from moving on.
Morgan said if a compromise amendment did not emerge, rebels could work with the Lords to ensure the changes took place. Theresa May has said that Parliament can not be allowed to "overturn the will of the British people" on Brexit.
The Arab states say their aim is to seize the airport and port quickly and to avoid street battles in the city center. The Houthis extract payments on goods that are trucked through the areas they control, forcing up food costs.
It is a habit drilled into citizens from a young age, with students expected to clean their school classrooms and hallways. Jason Pine provides all you need to know about this morning's World Cup games.
So in as much as stakeholders are heavily spending on ads, their audience is also responding very well to what they are offering. In addition to this, there’s a wide variety of games which the platform offers to cater for all types of gamers.
Presidency in Turkey was once a ceremonial position, but after today's election will become a position of significant power. Religiously observant Muslims form the bedrock of Erdogan's support. "Everyone is voting peacefully", he told reporters.
Such displays have angered some Serbian fans, who often wear T-shirts bearing the map of Kosovo with the Serbian flag on it. The side feature the likes of Xerdan Shaqiri and Granit Xhaka in midfield which can trouble Serbian defensive guards.
Instagram added the 10-minute constraint for all users is a short-term measure for IGTV's rollout that will eventually be dropped. Along with that, Instagram's also creating an entirely separate IGTV app that'll start playing videos as soon as you open it.
Trump Administration Plans Further Immigration Crackdowns
Medical providers who have visited the facilities say they are safe and clean, but the children are often crying and acting out. She also worries that it's even more hard for families to pursue asylum claims while they are in federal detention.
Turkey key country in Syria talks, says FM Cavusoglu
Turkey claims the YPG has ties to the banned Kurdistan Workers' Party ( PKK ), and thus considers the group "terrorists". The Manbij roadmap was announced after a meeting in Washington between Cavusoglu and US Secretary of State Mike Pompeo .
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Just like modern stars Cristiano Ronaldo and Lionel Messi have made soccer all the more popular in the United States of America. Still unsure? The series has been shown online since 2010, and the demand to watch it shows the growth is likely to continue.