In the category "Celebrities" we currently track items of 1044 persons. The most popular ones, by number of traded items, are:

Donald TrumpLeRoy NeimanStan Lee
Ray BradburyStephen KingEd Book
Dalai LamaChris HemsworthAnne Rice
Brandon RouthJim DavisGrace Moretz
Dean KoontzAdam WestWill Anderson
Tennessee WilliamsSigourney WeaverDesmond Tutu
Will LeeTiffany Taylor 

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