| 1. Rosemarie Lachenmayer |
 |
| B: |
29 Aug 1925 |
| P: |
Philadelphia, Philadelphia, Pennsylvania, United States |
| D: |
20 Feb 2015 |
| P: |
, , Pennsylvania, United States |
|
| 2. John Frederick Lachenmayer, Jr. |
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| B: |
22 May 1895 |
| P: |
Philadelphia, Philadelphia, Pennsylvania, United States |
| M: |
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| P: |
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| D: |
27 Dec 1956 |
| P: |
Philadelphia, Philadelphia, Pennsylvania, United States |
|
| 4. John Frederick Lachenmayer |
|
| B: |
5 Feb 1957 |
| P: |
Germany |
| M: |
9 Oct 1889 |
| P: |
Philadelphia, Philadelphia, Pennsylvania, United States |
| D: |
25 Jul 1922 |
| P: |
Philadelphia, Philadelphia, Pennsylvania, United States |
|
| 8. |
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1925 - 2015 (89 years)
