Cognomen Jeffcoat-Sacco (Jeffcoat-Sacco 
) , in the entire world, is a very rare last name. The family name Jeffcoat-Sacco is habitual in Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Jeffcoat, and a last name Sacco.
| VARIANT | COUNTRY |
|---|---|
| Jeffcoat-Sacco | United States, Australia |