People with Last Name MARK DUFFER
There are 4 known people with the name MARK DUFFER. The combination of MARK and DUFFER is most frequently found in Ohio and California Here you can find the geographic distribution of this names in all states:
| 1 | CALIFORNIA | 1 | CALIFORNIA | 1 |
| 1 | OHIO | 2 | OHIO | 2 |
| 1 | VIRGINIA | 1 | VIRGINIA | 1 |