| 1. John Acker |
 |
| B: |
30 Jun 1872 |
| P: |
Gratiot County, Michigan, USA |
| D: |
|
| P: |
|
|
| 2. George J. Acker |
|
| B: |
12 Apr 1848 |
| P: |
Crawford County, Ohio, USA |
| M: |
17 Sep 1871 |
| P: |
|
| D: |
21 Jan 1916 |
| P: |
Gratiot County, Michigan, USA |
|
| 4. Georg Acker |
|
| B: |
29 Sep 1822 |
| P: |
Vorderweidenthal, Pfalz, Bayern |
| M: |
1 Jun 1847 |
| P: |
Pittsburgh, Allegheny County, Pennsylvania, USA |
| D: |
28 Oct 1883 |
| P: |
Gratiot County, Michigan, USA |
|
| 8. Johannes Michael Acker |
=> |
|
| B: |
13 May 1787 |
| P: |
Vorderweidenthal, Pfalz |
| M: |
Abt 1814 |
| P: |
|
| D: |
14 Aug 1850 |
| P: |
Crawford County, Ohio, USA |
|
1872 - 