All respondents complete GWI Core in their local language. In most markets, this is the language that the majority of people speak, though we offer multiple languages in more linguistically diverse markets. To make sure that our surveys are translated accurately, we work with expert translation companies.
| Country | Survey language | ||
| Argentina | Latin American Spanish | ||
| Australia | American English | ||
| Austria | German | ||
| Belgium | Flemish | Belgian French | |
| Brazil | Brazilian Portuguese | ||
| Bulgaria | Bulgarian | ||
| Canada | American English | Canadian French | |
| China | Mandarin | ||
| Chile | Latin American Spanish | ||
| Colombia | Latin American Spanish | ||
| Croatia | Croatian | ||
| Czech Republic | Czech | ||
| Denmark | Danish | ||
| Egypt | American English | Arabic | |
| France | French | ||
| Germany | German | ||
| Ghana | American English | ||
| Hong Kong | American English | Cantonese | |
| Hungary | Hungarian | ||
| India | American English | Hindi | |
| Indonesia | Indonesian | ||
| Ireland | American English | ||
| Israel | Arabic | Hebrew | |
| Italy | Italian | ||
| Japan | Japanese | ||
| Kenya | American English | ||
| Malaysia | American English | Malay | Mandarin |
| Mexico | Latin American Spanish | ||
| Morocco | Arabic | French | |
| Netherlands | Dutch | ||
| New Zealand | American English | ||
| Nigeria | American English | ||
| Norway | Norwegian | ||
| Philippines | American English | Tagalog | |
| Poland | Polish | ||
| Portugal | Portuguese | ||
| Romania | Romanian | ||
| Russia | Russian | ||
| Saudi Arabia | American English | Arabic | |
| Singapore | American English | ||
| South Africa | American English | ||
| South Korea | Korean | ||
| Spain | Spanish | ||
| Sweden | Swedish | ||
| Switzerland | French | German | Italian |
| Taiwan | Taiwanese Mandarin Chinese | ||
| Thailand | Thai | ||
| Turkey | Turkish | ||
| UAE | American English | Arabic | |
| UK | American English | ||
| USA | American English | Latin American Spanish | |
| Vietnam | Vietnamese | ||