It's about time for us to know where they came from. I was thinking that it would be easier for us to know if there are mutants coming from different countries. So let us help each other to complete the list.  We start with the most difficult to find. I'll post the ones you've find from time to time.
 
For citizens, please include  which state cos I'll be adding the states list in my next post.
 
 
 

A
Afghanistan - Dust
Albania -
Algeria -
American Samoa -
Andorra -
Angola -
Anguilla -
Antarctica -
Antigua -
Argentina -
Armenia -
Aruba -
Australia - Pyro
Austria - Mystique
Azerbaijan  -

B
Bahamas -
Bahrain -
Bangladesh -
Barbados -
Belarus -
Belgium - Mister M
Belize -
Benin -
Bermuda -
Bhutan -
Bolivia -
Bosnia and Herzegovina -
Botswana -
Brazil - Sunspot
British Virgin Islands -
Brunei -
Bulgaria - Sage
Burkina Faso -
Burma -
Burundi -

C
Cambodia -
Cameroon -
Canada - Wolverine
Cape Verde -
Central African Republic -
Chad -
Chile -
China - Collective Man
Colombia -
Comoros -
Congo (Zaire) -
Congo -
Cook Islands -
Costa Rica -
Cote d'Ivoire (Ivory Coast) -
Croatia -
Cuba -
Cyprus -
Czech Republic  -

D
Denmark -
Djibouti -
Dominica -
Dominican Republic  -

E
Ecuador -
Egypt - Apocalypse
El Salvador -
Equatorial Guinea -
Eritrea -
Estonia -
Ethiopia -

F
Falkland Islands -
Fiji -
Finland -
France - Exodus
French Guiana -
French Polynesia -

G
Gabon -
The Gambia -
Gaza Strip an d West Bank -
Georgia -
Germany - Nightcrawler
Ghana -
Gibraltar -
Greece - Avalanche
Greenland -
Grenada -
Guadeloupe -
Guam -
Guatemala -
Guinea -
Guinea-Bissau -
Guyana -

H
Haiti -
The Holy See -
Honduras -
Hong Kong -
Hungary  -

I
Iceland -
India  - Omega Sentinel
Indonesia -
Iran -
Iraq -
Ireland - Banshee
Israel - Sabra
Italy -
Ivory Coast (see Cote d'Ivoire)  -

J
Jamaica -
Japan -
Jordan  -

K
Kazakhstan -
Kenya - Storm
Kiribati -
Kuwait -
Kyrgyzstan  -

L
Laos -
Latvia -
Lebanon -
Lesotho -
Liberia -
Libya -
Liechtestein -
Lithuania -
Luxembourg  -

M  -
Macau -
Macedonia -
Madagascar -
Malawi -
Malaysia -
Maldives -
Mali -
Malta -
Marshall Islands -
Martinique -
Mauritania -
Mauritius
Mayotte -
Mexico - Rictor
Federated States of Micronesia -
Moldova -
Monaco - M
Mongolia -
Montserrat -
Morocco -
Mozambique  -

N
Namibia -
Nauru -
Nepal -
Netherlands - Blackwing/Beak
Netherlands Antilles -
New Caledonia -
New Zealand -
Nicaragua -
Niger -
Nigeria -
North Korea -
Northern Mariana Islands -
Norway  -

O  
Oman  -

P
Pakistan -
Palau -
Panama -
Papua New Guinea -
Paraguay -
Peru -
Philippines -
Pitcairn Islands -
Poland -
Portugal -
Puerto Rico  -

Q
Qatar  -

R
Reunion -
Romania -
Russia - Colossus
Rwanda  -

S
Saint Kitts and Nevis -
Saint Lucia -
Saint Pierre and Miquelon -
Saint Vincent and the Grenadines -
Samoa - Mondo
San Marino -
Sao Tome and Principe -
Saudi Arabia -
Senegal -
Serbia and Montenegro (Yugoslavia) -
Seychelles -
Sierra Leone -
Singapore -
Slovakia -
Slovenia -
Solomon Islands -
Somalia -
South Africa -
South Korea -
Spain - Empath, Fabian Cortez
Sri Lanka -
Sudan -
Suriname -
Swaziland -
Sweden -
Switzerland -
Syria  -

T
Taiwan -
Tajikistan -
Tanzania -
Thailand -
Togo -
Tonga -
Trinidad and Tobago -
Tunisia -
Turkey -
Turkmenistan -
Turks and Caicos Islands -
Tuvalu  -

U
Uganda -
Ukraine -
United Arab Emirates -
United Kingdom - Psylocke
United States -
United States Virgin Islands -
Uruguay -
Uzbekistan  -

V  
Vanuatu -
Venezuela -
Vietnam  - Karma

W  
West Bank and Gaza Strip  -
Western Sahara -

X

Y
Yemen -
(see Serbia and Montenegro)  -

Z
(see Congo)  -
Zambia -
Zimbabwe -