| 1. Otto W. Grueneberg |
 |
| B: |
1 Jul 1874 |
| P: |
, , Wisconsin, United States |
| D: |
17 Jan 1951 |
| P: |
, Columbia, Wisconsin, United States |
|
| 2. Julius A. E. Grueneberg |
|
| B: |
8 Jan 1844 |
| P: |
Witzmitz, Pommern, Prussia, Germany |
| M: |
9 Mar 1871 |
| P: |
, Jefferson, Wisconsin, United States |
| D: |
24 Oct 1915 |
| P: |
, Dodge, Wisconsin, United States |
|
| 4. Daniel Friedrich Grueneberg |
|
| B: |
31 Jul 1815 |
| P: |
Silligsdorf, Pommern, Prussia, Germany |
| M: |
Abt 1838 |
| P: |
Pommern, Pomerania Province, Prussia, Germany |
| D: |
10 May 1901 |
| P: |
, Dodge, Wisconsin, United States |
|
|
1874 - 1951 (76 years)