Hubert married Wilhelmina Elisabetha Gerlach on 6 Mar 1753 in Gossersweiler, Pfalz, Bayern. Wilhelmina (daughter of Konrad Gerlach and Katharina Margaretha) was born on 3 Feb 1726 in Imsbach, Pfalz; died in in Schwanheim, Pfalz. [Group Sheet] [Family Chart]

1. Johannes Jakob Hammer was born on 16 Jan 1754 in Schwanheim, Pfalz; died on 14 May 1819 in Schwanheim, Pfalz, Bayern.
2. Maria Eva Hammer was born on 1 Feb 1758 in Schwanheim, Pfalz; died on 3 Mar 1806 in Lug, Pfalz.
3. Anna Barbara Hammer was born on 14 May 1762 in Schwanheim, Pfalz; was christened on 15 May 1762 in Schwanheim, Pfalz; died on 24 May 1814 in Blankenborn, Pfalz.
4. Johannes Georg Hammer was born on 24 Oct 1765 in Schwanheim, Pfalz; died on 15 Feb 1833 in Schwanheim, Pfalz, Bayern.