Knuckle tattoos aren't exactly the most common location to get a tattoo, however many tattoo fanatics find the knuckles to be the perfect place for a four letter word tattoo. Here we have a list of some famous people with knuckle tattoos gracing their hands. Also checkout these hand tattoos.
Robbie Williams love knuckle tattoo.
Ozzy Osbourne "Ozzy" knuckle tattoo.
