Barnhard married Emilie Jusine Louise Henriette Gutknecht 31 Jan 1893. Emilie (daughter of Hermann Friedrich Gutknecht and Caroline Müller) was born 13 Jun 1872; died 9 May 1953. [Group Sheet]

1. Lydia Emilie Reseda Walter was born 21 Oct 1893; died 1 Jan 1894.
2. Wilhelm Emil Walter was born 11 Oct 1894; died 9 Nov 1958.
3. Rosa Bertha Walter was born 20 Sep 1896; died 27 Jul 1963.
4. Oscar Gustav Walter was born 8 Sep 1898; died 11 May 1960.
5. Lilly Ida Walter was born 26 Oct 1900; died 1901.