Gijsbert married Groenhuizen Petronella Johanna on 9 May 1885 (civil) in Hilversum. Petronella was born on 24 Aug 1855 in Wadegoijen; died on 28 Feb 1927 in Hilversum. [Group Sheet]

1. Lagerweij Sina Margaretha was born on 27 Jul 1886 in Hilversum; died on 1 Feb 1961 in Heerenveen.
2. Lagerweij Roelof was born on 24 Oct 1887 in Hilversum; died on 19 Dec 1921.
3. Lagerweij Pieternella Anneke was born on 27 Jan 1892; died on 17 Jun 1892.
4. Lagerweij Gijsbert was born on 24 Jun 1896.

Gijsbert married Helms Catharina Wilhelmina Christine. Catharina was born in 1879 in Neudorf-Blotendorf Duitsland; died in August 2, 1943 in Hilversum. [Group Sheet]