Board Thread:Speculation House/@comment-99.237.156.120-20131129221828/@comment-82.12.156.248-20140112224945

It's highly probable. Most characters reference a large array of pre-existing people/myths/animes. Lie Ren for example references:

Monty Oum himself, Death the Kid from Soul Eater and Hua Mulan.

Wouldn't be at all surprising if Nora was based off both Thor and Nora of Kelmendi.