| 1. Harry E. Heckman |
 |
| B: |
10 Jul 1883 |
| P: |
, Berks, Pennsylvania, United States |
| D: |
11 Nov 1913 |
| P: |
, Berks, Pennsylvania, United States |
|
| 2. Orthemas M. Heckman |
|
| B: |
29 Nov 1849 |
| P: |
, Berks, Pennsylvania, United States |
| M: |
25 Dec 1874 |
| P: |
Hamburg, Berks, Pennsylvania, United States |
| D: |
29 Feb 1892 |
| P: |
, Berks, Pennsylvania, United States |
|
| 4. Isaac Heckman |
|
| B: |
Abt 1820 |
| P: |
, Berks, Pennsylvania, United States |
| M: |
3 Dec 1844 |
| P: |
, Berks, Pennsylvania, United States |
| D: |
1874 |
| P: |
, Berks, Pennsylvania, United States |
|
| 8. Jacob Heckman |
=> |
|
| B: |
28 Jan 1778 |
| P: |
, Berks, Pennsylvania, United States |
| M: |
|
| P: |
|
| D: |
26 Mar 1861 |
| P: |
, Berks, Pennsylvania, United States |
|
1883 - 1913 (30 years)
