The city had a population of at least ten million and was the fifteenth city built with the name “New York”. Because of this, the Tenth Doctor jovially noted on more than one occasion that it should have been called “New New New New New New New New New New New New New New New York.”
One day, they will name some place New New York to the loudly playing Space Odyssey music.
It was once New New Amsterdam.
https://tardis.fandom.com/wiki/New_New_York
Hah