Joannes married Lucia Adriana Cornelia Mermans on 17 Jul 1897 in Terheijden, Netherlands. Lucia (daughter of Antonius Cornelis Mermans and Clara Kools) was born on 17 Jun 1872 in Breda, Netherlands; died on 7 Feb 1944 in Breda, Netherlands. [Group Sheet] [Family Chart]

1. Kock, Lambertus Antonius Maria was born on 31 May 1898 in Terheijden, Netherlands.
2. Kock, Luigia Clara Maria was born on 18 Oct 1899 in Terheijden, Netherlands; died on 30 Jan 1966 in Schagen, Netherlands.
3. Kock, Antonius Cornelis Maria was born on 16 Jan 1901 in Terheijden, Netherlands; died on 28 Mar 1972 in Zevenbergen, Netherlands.
4. Kock, Theodorus Joannes Maria was born on 12 Oct 1903 in Terheijden, Netherlands; died on 30 Aug 1974 in Breda, Netherlands.
5. Kock, Maria Victorina Josepha was born on 19 Dec 1904 in Terheijden, Netherlands; died on 15 Oct 1995 in Etten, Netherlands.
6. Kock, Victor Franciscus Theodorus was born on 10 Nov 1906 in Zevenbergen, Netherlands; died on 2 Jun 1976 in Breda, Netherlands.
7. Kock, Clara Gerardina Josephina Maria was born on 8 Apr 1908 in Zevenbergen, Netherlands; died on 16 Jul 1982 in Breda, Netherlands.
8. Kock, Aloijsius Johannes Maria was born on 15 Aug 1910 in Zevenbergen, Netherlands; died on 13 May 1987 in Breda, Netherlands.
9. Kock, Theodora Antonia Maria was born on 13 Jun 1914 in Zevenbergen, Netherlands; died in 2001 in Portugal.

Lambertus married Luigia Cornelia Bert. [Group Sheet] [Family Chart]