Editors unveiled a list of 38 contenders for the honour this week.
Comedians Stephen Colbert and Jon Stewart have all made the cut.
Also nominated are U.S. President Barack Obama and his former White House rival, Republican Mitt Romney, as well as dissident Chinese artist/activist Ai Weiwe.
The winner will be chosen by Time editors and revealed on December 14.
The Protester was named last year's Person of the Year following the widespread reach of the Occupy Wall Street campaign against big business.