Last name Richiano (Richiano 
) , in all the world, is a very rare family name. The last name Richiano is habitual in Latin America and the Caribbean, particularly Argentina, where it is a very rare surname. Much less frequently, Richiano is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Richiano | Argentina, South Africa |
| sebastián miguel richiano Argentine geologist, AR |
|