Jacob Manck had no birth or baptismal record and was born about 1669/1670 probably in Urbach, commune Neuwied, Germany, and died after 1716 probably in New York State. He married about 1692 to Anna Margaretha (last name unrecorded). She had no birth or baptismal record and was born 1669 probably in Urbach, commune Neuwied, Germany, and died after 1726 probably in New York State.

Children:
- Anna Veronica (no birth or baptismal record, born about 1690/92 in Urbach, commune Neuwied, Germany; on 28 September 1714 at the West Camp Lutheran Church, New York, she married as his first wife Johann Mattheus Jung, a son of Jerg Hans Jung and possibly Anna Elisabeth __, who was baptsied on 11 July 1694 in Genheim, commune Stromberg, Germany, wit. by Joh. Mattheus Müller and Joh. Wißwycks. Johann was referred to as the Reformed voorleezer in the baptismal record of his daughter Gertraud; Johan Mathis Junck was naturalized on 8 and 9 September 1715; on 14 November 1731 he married as his second wife Catharina Diederich. Anna Veronica was the gggg-grandmother of sculptor Edward Clark Potter);
- --- (child with no birth or baptismal record, born about 1692 in Rengsdorf, Germany, and died there on 6 July 1703);
- --- (child with no birth or baptismal record, born about 1695 in Rengsdorf, Germany, and died there on 9 September 1704);
- Anna Eva Catharina (married Johannes Kreisseler - see link below);
- Anna Barbara (baptised on 3 September 1702 in Rengsdorf, Germany, wit. by Anna Barbara Fackert and Georg Runckel from Harttert, and died there 10 September 1704);
- Eva Maria (baptised on 28 February 1706 in Rengsdorf, Germany, wit. by Theiss Hofmann, Eva Anhauser, and Maria Gertrud Moll; she may be the child who died on 30 March 1715 in West Camp, New York);
- --- (child with no birth or baptismal record, born about 1711 in West Camp, New York; may be the child who died on 30 March 1715 at West Camp);
- Anna Elisabetha (no birth or baptismal record and was born about 1713 in West Camp, New York; she married as his first wife Johann Henrich Meyer, who had no birth or baptismal record and was born about 1708; about 1740 in New York Johann Henrich married as his second wife Elizabeth Althauser).


Source: Ancestry of John Howard Camp