Surname Guzzardo-Miller (Guzzardo-Miller 
) , globally, is an extremely rare last name. The family name Guzzardo-Miller is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Guzzardo, and a last name Miller.
| VARIANT | COUNTRY |
|---|---|
| Guzzardo-Miller | United States |