Family name Mottoni (Mottoni 
) , in the world, is a very rare surname. The family name Mottoni is habitual in Italy, where it is a very rare surname, Argentina, where it is an extremely rare surname, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Mottoni | Brazil, Italy, Argentina |
| barbara faes de mottoni (b. 1945) |
|
|
| piero de mottoni |
|