It really depends on the country. I am not kidding you if I say that among the dead ones, Kant, Nietzsche, Descartes or Wittgenstein are indisputables references. Among the living one... Well... In France, we have... Some people call themselves philosophers but I barely see one or two that can be considered as such...
By the way, do you want to know about the dead ones or the living ones? Considering the fact that philosophers seems to be more intelligentonce dead...