Royce Clayton is a Baseball-Player, currently playing for . Royce Clayton was born in in . There are currently 654 Cards of Royce Clayton in our Database including 3 rookie Cards and 638 variations Cards. The most valuable Card of Royce Clayton is currently 1999 Finest Gold Refractors #68 Royce Clayton /100 by Finest from 1999 with a worth of approx. $16.0.