Can you guess who these portraits are of?

DSCN0348DSCN03502013-05-31 14.46.032013-05-31 14.45.39
DSCN0351DSCN03472013-05-31 14.46.212013-05-31 14.46.18
DSCN0349 DSCN03522013-05-31 14.46.462013-05-31 14.46.08
 DSCN03542013-05-31 14.46.29