Someone who looks the exact same as another person (doppelganger), but who is a ranga / has red hair.
Mitch: Hey dude I saw your doppelranga the other day?
Jimmy: Really?
Mitch: Yeah, he had the fro and everything, but he was a ranga.
by Raptor Features February 3, 2010
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A Ranga that tries to conceal its true nature by dyeing its hair black, or bleaching it blonde.
"That guy over there with the black hair is pale as"
"That's because it's a doppelranga"
by Kopfs May 12, 2010
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