1942 - 2020 (77 years)(Notes: You may have to scroll down or right to see chart.)
| Dennis Isidor Winkelmann 1942-2020 |
| Dennis Isidor Winkelmann | |
| B: | 9 Oct 1942 |
| Sleepy Eye, Brown, Minnesota, USA | |
| D: | 7 July 2020 |
| Fosston, Polk County, Minnesota, United States of America | |
