Nepotist

from WordNet (r) 3.0 (2006)
nepotist
    n 1: a powerful person who shows favoritism to relatives or
         close friends
    
from The Collaborative International Dictionary of English v.0.48
Nepotist \Nep"o*tist\, n.
   One who practices nepotism.
   [1913 Webster]
    

[email protected]