JEFFKO
There are 10 known people with the surname JEFFKO with 10 different first names. The surname JEFFKO is particularly common in Connecticut and Washington Here you can find the geographic distribution of this nachname in all states:
| 1 | CONNECTICUT | 5 | CONNECTICUT | 5 |
| 1 | MASSACHUSETTS | 2 | MASSACHUSETTS | 2 |
| 1 | WASHINGTON | 3 | WASHINGTON | 3 |