| Children |
| | 1. Peter Heckman d. Aft 1770 |
| | 2. John Adam Heckman, Jr. d. Aft 1770 |
| > | 3. Maria Catharine Heckman, b. Rottenburg am Neckar, Tübingen, Baden-Württemberg, Germany d. Aft 1782 |
| + | 4. Anna Margaretha Heckman, b. Abt 1740, Rottenburg am Neckar, Tübingen, Baden-Württemberg, Germany d. Aft 1790, Pennsylvania (Age ~ 51 years) |
| > | 5. Johan George Heckman, b. 6 Jan 1747/1748, Rottenburg am Neckar, Tübingen, Baden-Württemberg, Germany d. 22 Mar 1835, Berks County, Pennsylvania (Age 87 years) |
| | 6. Jacob Heckman, b. 15 Apr 1751, Montgomery County, Pennsylvania d. Aft 1770 (Age > 20 years) |
| > | 7. Maria Elisabetha Heckman, b. Bef 1755 d. Aft 1810, Pine Grove, Schuylkill County, Pennsylvania (Age > 56 years) |
| > | 8. Christina Heckman, b. Abt 1758, Montgomery County, Pennsylvania d. Aft 1779 (Age ~ 22 years) |
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