All time South America

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  prideargentino @ 05.02.2010

  Brazil: Gilmar, Nilton Santos, Djalma Santos, Falcão, Pelé, Garrincha and Romário(or Ronaldo).
  Argentina: Passarella, Maradona and Di Stefano.
  Chile:Elias Figueroa

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  willie @ 07.02.2010

  ZIco??? Carlos Alberto? Falcao is great but could be replaced with Didi.

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  Robert O'Carlos @ 08.02.2010

  Yep, I'd have mentioned Zico and Carlos Alberto too.
  
  No thought on Roberto Carlos, often called the greatest ever left back?
  :-)