In the world, Алексеев (Алексеев 
, Alexeev 
, Alekseev 
, and others...) is a rare masculine first name. The first name Алексеев is characteristic of Russia, where it is a very rare boy's name, and China, where it is an extremely rare masculine name. Much more frequently, Алексеев is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Алексеев | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Alexeev | Moldova, Belarus, Estonia, United States, Russia |
| Alekseev | Belarus, Estonia, United States, Germany, Russia |
| Aleksejev | Spain, Lithuania, Estonia, United States, Germany |
| Alexeyev | Israel, Belarus, United States, Germany, Russia |
| Alekseyev | Spain, Israel, United States, Germany, Russia |
| Alexejew | Argentina, Germany, United States, Austria |
Alekseiev, Aleksieiev, Aleksiejew, Aleksjejew, Aleksyeyev, Alekszejev, Alexeiev, Alexejev, Alyeksyeyev, Алексе'Ев, Алексєєв, and Алєксєєв