In the category "Celebrities" we currently track items of 1048 persons. The most popular ones, by number of traded items, are:

LeRoy NeimanStan LeeEd Book
Stephen KingChris HemsworthAnne Rice
Jim DavisAdam WestDean Koontz
Tennessee WilliamsDesmond TutuJ.J. Davis
Red SkeltonBob DenverPhyllis Diller
Mark RuffaloJohn UpdikeTodd McFarlane
Taylor LautnerEd Charles 

You can find all people that we're currently tracking items for in the alphabetical index:
A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    Y    Z