Johann married Wilhelmine Christine Hepperle on 3 Aug 1819 in Bönnigheim, Württemberg. Wilhelmine was born on 12 Sep 1794 in Bottenheim, Württemberg; died on 30 Sep 1883. [Group Sheet] [Family Chart]

1. Adam Jakob Winkler was born on 8 Nov 1832 in Bönnigheim, Württemberg; died on 24 Sep 1908 in Louisville, Jefferson County, Kentucky, USA.
2. Christina Magdalena Winkler was born on 7 Feb 1830 in Bonnigheim, Württemberg; died on 3 Aug 1913 in Lyndon, Jefferson County, Kentucky, USA; was buried in Cave Hill National Cemetery, Louisville, Jefferson County, Kentucky, USA.