Russian
17 countries speak it.
Read about Russian on Wikipedia
| Country | Share of the country |
|---|---|
 Russia
|
85.7%official |
 Kazakhstan
|
83.7% |
 Belarus
|
71.4%official |
 Latvia
|
33.8% |
 Ukraine
|
29.6% |
 Estonia
|
28.5% |
 Uzbekistan
|
14.2% |
 Turkmenistan
|
12.0% |
 Moldova
|
9.7% |
 Kyrgyzstan
|
9.0%official |
 Lithuania
|
6.8% |
 Cyprus
|
2.5% |
 Hungary
|
2.1% |
 Finland
|
1.7% |
 Armenia
|
1.4% |
 Georgia
|
1.2% |
 Tajikistan
|
0.5% |