Adrianus and Johanna married on 21 May 1924 in 's-Gravenhage. Adrianus was a 19-year-old plasterer living locally. His parents were Joseph Joannes van Rooij, a 50-year-old water fitter, and Grietje Eenkhoorn, 48, both living locally. Johanna was 18 and also living locally, as were her parents: Johannes Mattheus Caffa, a 36-year-old labourer, and Johanna Christina Louisa Vittali, 41.