Check this out

How famous are you online?

It's called a Vanity Validator. (Scroll down just a bit)

Using Google's PageRank technology, you can scan trusted sites to measure your Internet fame on a scale of 1 (unknown) to 100 (ubiquitous).

I typed in Kathleen McKinley and got a score of 52. Not bad. Rightwingsparkle got a 46.