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.
Josh Homme has the words "Cap" and "Cam" inked.
Punk rocker Tim Armstrong sports PUNX on his left hand.
Benji Madden has "Made Man" tattooed on his knuckles.
Carey Hart knuckle and hand artwork, plus a whole lot more.