Joseph married Theresia Henky on 2 Sep 1816 in Blankenborn, Pfalz, Bayern. Theresia (daughter of Georg Adam Henky and Maria Barbara Schönling) was born on 25 Feb 1786 in Blankenborn, Pfalz, Bayern; was christened on 25 Feb 1786 in Blankenborn, Pfalz, Bayern; died on 9 Aug 1846 in Blankenborn, Pfalz, Bayern. [Group Sheet] [Family Chart]

1. Apollonia Pfeiffer was born on 20 Sep 1817 in Blankenborn, Pfalz, Bayern; was christened on 20 Sep 1817 in Blankenborn, Pfalz, Bayern; died on 27 Jan 1903 in Blankenborn, Pfalz, Bayern.
2. Maria Anna Pfeiffer was born on 3 Jul 1820 in Blankenborn, Pfalz, Bayern; was christened on 4 Jul 1820 in Blankenborn, Pfalz, Bayern; died in in Blankenborn, Pfalz, Bayern.
3. Michael Pfeiffer was born on 30 Sep 1826 in Blankenborn, Pfalz, Bayern; was christened on 1 Oct 1826 in Blankenborn, Pfalz, Bayern; died in in Silz, Pfalz, Bayern.
4. Theresia Pfeiffer was born on 17 Dec 1829 in Blankenborn, Pfalz, Bayern; was christened on 22 Dec 1829 in Blankenborn, Pfalz, Bayern; died on 14 Aug 1831 in Blankenborn, Pfalz, Bayern.