Guernsey:
English, French, Norman-French dialect spoken in country
districts

Guinea:
French (official), each ethnic group has its own language

Guinea-Bissau:
Portuguese (official), Crioulo, African languages

Guyana:
English, Amerindian dialects, Creole, Hindi, Urdu

Haiti:
French (official), Creole (official)

Holy See (Vatican City):
Italian, Latin, French, various other
languages

Honduras:
Spanish, Amerindian dialects

Hong Kong:
Chinese (Cantonese), English; both are official

Hungary:
Hungarian 98.2%, other 1.8%

Iceland:
Icelandic