William Sierra

William Sierra

William Sierra

  • Popularity: 3.291
  • Known For: Acting
  • Birthday: 1957-08-11
  • Place of Birth: Tampa, Florida, USA
  • Homepage: https://myspace.com/ecwbillalfonso
  • Also Known As: Bill Alfonso

Biography: William Matthew Sierra is an American former professional wrestling referee and manager better known by his ring name Bill Alfonso. He achieved his greatest success in Extreme Championship Wrestling in the mid-to-late 1990s. He is well known for the whistle that was almost always hanging around his...

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