Mentioned in

• Haggan (family name)
• Hagans (family name)
• Hagin (family name)
• Hoggan (family name)

• Heckert (family name)
• Hampe (family name)
• O'Hagan (family name)
• Egan (family name)
• Hamper (family name)
• Higgins (family name)
• Hogan (family name)
• Fagan (family name)
• Haag (family name)
• The Boy Who Never Was (1979 Children's/Family Film)