William Sierra

Acting

Born August 11, 1957 · Tampa, Florida, USA

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 i…

Known for

Raw

1993

WWF Wrestling Challenge

1986

Mid-Atlantic Championship Wrestling

1981

ECW Big Ass Extreme Bash 1996

1996

ECW Holiday Hell 1995

1995

ECW Hardcore Heaven 1995

1995

Acting(107)

2026GCW: Joey Janela's Spring Break XBill Alfonso

Film

2025The Ref Didn’t See It!Bill Alfonso

Film

2024Battleground Championship Wrestling Presents ECW Reunion Show: A Tribute To The Extreme 2Bill Alfonso

Film