He is married to Isabella Frederika Henriette Rooseboom.Source 3
They got married on August 26, 1901 at Zundert,Netherlands , he was 29 years old.
Child(ren):
Hoofdredacteur Nieuwe Rotterdamse Courant. Ridder Nederlandsw Leeuw, O.O.N.
https://www.openarch.nl/show.php?archive=brd&identifier=80096653-731e-40d7-9f15-7e33e5eacf03⟨=nl&six=4
Inventarisnr.: Akte 7
Archief: Overlijdensregister 1839
Archiefnaam: BS Breda
January 4, 1955
Inventarisnr.: akte 77
Oorspronkelijk genoemd Johannes Theodorus. Per 18 mei 1874 omgedoopt in Govert George.
https://familysearch.org/ark:/61903/3:1:9Q97-Y3MW-N4?i=988&wc=9PJ1-JWR%3A108150301%2C108957101&cc=1576401
Archiefnaam: BS Rotterdam
May 2, 1872
Archiefnaam: BS Zundert
Inventarisnr.: akte 24
https://familysearch.org/ark:/61903/3:1:939F-VTSD-YS?mode=g&i=655&wc=MVF1-FM9%3A1057402601%2C1057250401&cc=2026223
August 26, 1901