RandB,
According to Sanrio, she's a person who happens to look like a cat.
http://www.latimes.com/entertainment...mn.html#page=1
One of several articles from about a month ago on the subject.
Originally Posted by FoulRon
The character is a gijinka, an anthropomorphism or personification of a cat. In August 2014 an anthropologist from the University of Hawaii was told by Sanrio that Kitty White was not simply a cat (i.e. "depicted on all fours"), describing her as a little English girl called Kitty White, from outside London.[13][14] Following reports that interpreted this to mean she was human, a Sanrio PR representative said that the organization had "never said she was a human", explaining anthropomorphization by comparing the character to Mickey Mouse: "No one would mistake the Disney character for a human–but at the same time he's not quite a mouse. Just like Hello Kitty isn't a human, she's not quite a cat either."[3] Sanrio stated further, "Hello Kitty was done in the motif of a cat. It's going too far to say that Hello Kitty is not a cat.[1]
1- Ashcroft, Brian. "Don't Be Silly, Hello Kitty Is a Cat". Retrieved 29 August 2014.
3- Preston Phro Rocket "Hello Kitty isn’t a cat!? We called Sanrio to find out!". Retrieved 29 August 2014. your LA times article is refuted here.
SO she is not a cat and not a person but she is a she.