William Sierra
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 neck, which he blew constantly during his wrestlers' matches In May 1995, he made his debut in...
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 neck, which he blew constantly during his wrestlers' matches In May 1995, he made his debut in...
Known For
ECW Heat Wave 1998
as Bill Alfonso
ECW November to Remember 1995
as Bill Alfonso
ECW House Party 1996
as Bill Alfonso (Manager)
Cast Credits
Battleground Championship Wrestling Presents ECW Reunion Show: A Tribute To The Extreme 2
as Bill Alfonso
The WRLD on GCW
as Bill Alfonso
Battleground Championship Wrestling
as Bill Alfonso
WrestleCade Supershow 2019
as Bill Alfonso
ECW: Bloodsport The Most Violent Matches
as Bill Alfonso
Hardcore Homecoming
as Bill Alfonso (Manager)
MLW War Games
as Bill Alfonso
MLW Hybrid Hell
as Bill Alfonso (Manager)
WWA The Revolution
as Bill Alfonso
ECW Hardcore History
as Bill Alfonso (Referee)
ECW Path of Destruction
as Bill Alfonso (Manager)
ECW Anarchy Rulz 2000
as Bill Alfonso (Manager)
ECW Fan Cam: September 9, 2000
as Bill Alfonso (Manager)
ECW Fan Cam: August 25, 2000
as Bill Alfonso (Manager)
ECW: Extreme Evolution
as Bill Alfonso (Manager)
ECW Heat Wave 2000
as Bill Alfonso (Manager)
ECW Fan Cam: June 3, 2000
as Bill Alfonso (Manager)
ECW Living Dangerously 2000
as Bill Alfonso
ECW Fan Cam: January 27, 2000
as Bill Alfonso
ECW Guilty as Charged 2000
as Bill Alfonso (Manager)
ECW Fan Cam: December 17, 1999
as Bill Alfonso (Manager)
ECW November to Remember 1999
as Bill Alfonso (Manager)
ECW Fan Cam: October 23, 1999
as Bill Alfonso (Manager)
ECW Fan Cam: October 15, 1999
as Bill Alfonso (Manager)
ECW Anarchy Rulz 1999
as Bill Alfonso (Manager)
ECW Heat Wave 1999
as Bill Alfonso
ECW Fan Cam: May 29, 1999
as Bill Alfonso (Manager)