Surname Morelló (Morelló 
) , in all the world, is a very rare cognomen. The cognomen Morelló is habitual in Spain, where it is a very rare surname, and Argentina, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Morelló | Argentina, Spain |
| joaquim morelló ES (b. 1858) |
|
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| ramón lópez morelló Spanish painter, ES (b. 1903) |
|