Joseph de la Penha was a son of David de la Penha and Hendrika Polak. He was previously married to the in Leeuwarden born widow of Joseph Roet, Eva Koster, a daughter of Eduard Koster and Betje (Beli) Snijtzelaar. He remarried in Den Haag on 23 March 1938 to Jetje Vleeskruijer, a daughter of Levie Vleeskruijer and Schoontje Godefroi.
City Archive of Amsterdam, archive card of Joseph de la Penha, J…