Friedrich married Montanus, Maria on 17 Jul 1627 in Coburg, Bayern, Germany. Maria (daughter of Montanus, Johann Erhard and Mörlin, Cordula Anna) was born in 1594 in Heldburg, Hildburghausen, Thüringen, Germany; died on 12 Feb 1660 in Coburg, Bayern, Germany; was buried after 12 Feb 1660 in Coburg, Bayern, Germany. [Group Sheet] [Family Chart]

1. Gruner, Anna Catharina was born before 12 Aug 1630 in Coburg, Bayern, Germany; was christened on 12 Aug 1630 in Coburg, Bayern, Germany; died before 1 Oct 1665 in Neustadt bei Coburg, Coburg, Bayern, Germany; was buried on 1 Oct 1665 in Neustadt bei Coburg, Coburg, Bayern, Germany.
2. Gruner, Georg Friedrich was born on 24 Mar 1629 in Coburg, Bayern, Germany; was christened on 29 May 1629 in Coburg, Bayern, Germany; died on 17 Jun 1666 in Coburg, Bayern, Germany; was buried on 20 Jun 1666 in Coburg, Bayern, Germany.
3. Gruner, Johann Heinrich was born before 22 Jun 1654 in Coburg, Bayern, Germany; was christened on 22 Jun 1654 in Coburg, Bayern, Germany; died in DECEASED in Bayern, Germany.