| Father | Donald Richard Lefeber, b. 17 Nov 1937, Calumet Township, Fond du Lac, Wisconsin, USA  d. 27 Dec 2019, Fond du Lac, Fond du Lac, Wisconsin, USA (Age 82 years) | |
| Mother | Patricia Norenberg | |
| Family | George William Tetzlaff, b. 22 Feb 1941, Waupun, Fond du Lac, Wisconsin, USA d. 5 Sep 2018, Markesan, Green Lake, Wisconsin, USA (Age 77 years) | |
| Notes | At least one living or private individual is linked to this note - Details withheld. |
