Maria Janssen Ketelaars
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- 1 Maria Janssen Ketelaars [1]
- Hendrik Hermsen
- 2 Petronella Hendrika Hermsen [1.1] b. 24 Aug 1814
- Karel Steer b. 19 Jan 1815
- 3 Johanna Maria Steer [1.1.1] b. 21 Jun 1843
- 3 Johanna Maria Steer [1.1.1]
- 2 Petronella Hendrika Hermsen [1.1]