While the world of Monster Hunter does not use any official language or official culture, the places people are born in or come from heavily influence who they are and what they do.
In the Schrade Region, it is heavily based on Europe, so people from this region would feature languages, cultures, and identities, from Europe, like English, German, French, Italian, and other European Countries.
West of the Old World bears major resemblance to real life Africa, so people from this region would feature body Features, languages, and cultures from African Countries like Cameroon, Morocco, Nigeria, Burkina Faso, and more.
South of the Old World is incredibly close to real life South America, so people from this region would have languages, cultures, and identities of countries like Brazil, Argentina, Peru, Uruguay, Chile, and various other south American countries.
North of the old world resembles the real life equivalent of Slavic and Nordic countries, so people from this region would feature cultures, languages, and identities from countries like Ukraine, Russia, Belarus, Norway, Iceland, Sweden, and many more.
East of the old world heavily resembles Asian countries, so the people from this region would have Cultures, languages, and identities from real life countries like South Korea, China, Japan, Vietnam, Cambodia, India, Mongolia, and many more.
The New World represents the real life continents that had been colonized, so the people either living in or from this region would have the languages from places like North America and Oceania, so countries like The United States of America, both white Americans and native Americans, Canada, Mexico, Australia, both white Australians and Aboriginal Australians, Samoa, Papa new guinea, New Zealand, and many other countries.
Fonron, the continent to the east of the Old World, heavily resembles the real life region of the Middle East, so people from this region would have the languages, culture, and identities of countries like Pakistan, Saudi Arabia, Qatar, Palestine, Iran, Uzbekistan, and many other countries.