John Griffiths

• J. Gwyn Griffiths
• Jack Griffiths
• John Calvert Griffiths
• John Griffiths (Archdeacon of Llandaff)
• John Griffiths (Conservative politician)
• John Griffiths (Liberal politician)
• John Griffiths (Medal of Honor)
• John Griffiths (Welsh politician)
• John Griffiths (academic)
• John Griffiths (artist)
• John Griffiths (cricketer, born 1863)
• John Griffiths (cricketer, born 1931)
• John Griffiths (curator)
• John Griffiths (footballer, born 1876)
• John Griffiths (footballer, born 1951)
• John Griffiths (mathematician)
• John Griffiths (musician)
• John Griffiths (shipowner)
• John Griffiths (surgeon)
• John Jones Griffiths
• John L. Griffiths
• John O. Griffiths
• John W. Griffiths