n. A person who has the same name as you, and whose online references are mixed in with yours when you run a Google search on your name.
2010
The point is, when you Google yourself, it's a bit of a blow to your ego when you discover that: A) your name isn't unique, and B) other people have done more with it than you. These are your so-called Googlegangers, from the German "doppelgänger."
2008
Lorraine Sommerfeld is a psychiatrist in Amarillo, Texas. Lorraine Sommerfeld is also a writer in North Dakota for a rural publication called Prairie Business Magazine. Lorraine Sommerfeld in Saskatoon has a Facebook page. These are my Googlegangers.
2003 (earliest)
We're googlegangers, doppelgoogles, or as a New Yorker magazine cartoon aptly put it: Google doppelgangers. We're virtual duplicates revealed through the Internet — with the particular help of the supremo search engine Google.