Surname Agvaantseren (Agvaantseren 
) , all over the world, is a very rare last name. The surname Agvaantseren is habitual in China, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Agvaantseren | United States, China |
| bayarjargal agvaantseren Mongolian conservationist, MN (b. 1969) |
|