| 1. Johannes Franciscus van der Staak, b. 15 Mar 1878, Helmond, Noord-Brabant, NLD , d. Jun 1878, Helmond, Noord-Brabant, NLD (Age 0 years) | | 2. Jan Francis van der Staak, b. 5 Jun 1879, Helmond, Noord-Brabant, NLD , d. Jan 1880, Helmond, Noord-Brabant, NLD (Age 0 years) | | 3. Bartholomeus Cornelis van der Staak, b. 5 Jun 1879, Helmond, Noord-Brabant, NLD , d. Nov 1879, Helmond, Noord-Brabant, NLD (Age 0 years) | | 4. Bernardus Henricus van der Staak, b. 23 Aug 1882, Helmond, Noord-Brabant, NLD , d. Dec 1882, Helmond, Noord-Brabant, NLD (Age 0 years) | | 5. Jan Franciscus van der Staak, b. 23 Aug 1882, Helmond, Noord-Brabant, NLD , d. Dec 1882, Helmond, Noord-Brabant, NLD (Age 0 years) | |