Family name Barnasconi (Barnasconi 
) , around the globe, is a very rare surname. The surname Barnasconi is characteristic of Netherlands, where it is a rare surname, Italy, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Netherlands, Italy, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Barnasconi | Argentina, United States, Netherlands, Italy |