William Griffiths

• Bill Griffiths (footballer, born 1879)
• Bill Griffiths (footballer, born 1896)
• Bill Griffiths (poet)
• Billy Griffiths (cricketer)
• Billy Griffiths (footballer, born 1876)
• Billy Griffiths (writer)
• Hugh Griffiths, Baron Griffiths
• MCC tour of Australia in 1965–66
• Robert William Griffiths
• William Garonwy Griffiths
• William Griffith (disambiguation)
• William Griffiths (VC)
• William Griffiths (boxer)
• William Griffiths (field hockey)
• William Griffiths (politician)