People with Last Name JOHN SPONGBERG
There are 2 known people with the name JOHN SPONGBERG. The combination of JOHN and SPONGBERG is most frequently found in Connecticut and California Here you can find the geographic distribution of this names in all states:
| 1 | CALIFORNIA | 1 | CALIFORNIA | 1 |
| 1 | CONNECTICUT | 1 | CONNECTICUT | 1 |