Last name Laínz (Laínz 
) , in the entire world, is an extremely rare cognomen. The family name Laínz is characteristic of Southern Europe, particularly Spain, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Laínz | Spain |
| manuel laínz Spanish botanist, ES (b. 1923) |
|
|
| jesús laínz (b. 1965) |
|