Lorenz married Elizabeth Schehl on 5 Mar 1889. Elizabeth (daughter of Johannes Georg Schehl and Margaretha Nauer) was born on 12 Feb 1869 in Birmingham, Allegheny County, Pennsylvania, USA; died on 11 Aug 1902 in Pennsylvania, USA. [Group Sheet] [Family Chart]

1. John George Helfrich was born in 1889 in Pennsylvania, USA; died in 1889.
2. August Helfrich was born on 8 Dec 1890 in Pennsylvania, USA; died on 8 Dec 1890 in Pennsylvania, USA.
3. Margaret Otillia Helfrich was born on 13 Oct 1892 in Pennsylvania, USA; died on 7 Sep 1978 in Pittsburgh, Allegheny County, Pennsylvania, USA.
4. Elizabeth Magdalena Helfrich was born on 30 Apr 1895 in Pennsylvania, USA.
5. Lawrence Helfrich was born in 0Oct 1897 in Pennsylvania, USA; died on 11 Nov 1902 in Pennsylvania, USA.
6. Theresia Julia Helfrich was born on 4 Apr 1900; died on 3 Oct 1980.
7. Helfrich was born on 9 Aug 1902; died on 9 Aug 1902.

Lorenz married Mary E. Herr on 2 Jul 1903. Mary (daughter of Andreas Herr) was born on 22 Jun 1881 in Beaver Falls, Beaver County, Pennsylvania, USA; died on 27 Feb 1914 in Pittsburgh, Allegheny County, Pennsylvania, USA. [Group Sheet] [Family Chart]

1. Martha Helfrich was born on 13 Aug 1901; died on 15 Jul 1996.
2. Rose Helfrich was born on 8 May 1904; died on 5 Aug 1981.
3. Helen Helfrich was born on 17 Feb 1906; died on 22 Apr 1980.
4. Herman Andrew Helfrich was born on 14 Dec 1907; died on 4 Sep 1980.
5. Edna Lydia Helfrich was born on 26 Apr 1910; died on 29 Nov 1996.

Lorenz married Phoebe Jane Mann on 6 Mar 1920. [Group Sheet] [Family Chart]

Karl married Margaretha. [Group Sheet] [Family Chart]