Surname Blas Nelson (Blas Nelson 
) , in the entire world, is an extremely rare last name. The last name Blas Nelson is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Blas Nelson is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Blas Nelson | Chile, Peru, Ecuador |